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Finding the Fourth Proportional to 6,482.84, 8,938.13 and 4,241.16

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Solution

The fourth proportional to 6,482.84, 8,938.13 and 4,241.16 is: 5,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,482.84 : 8,938.13 = 4,241.16 : x
  2. Step 2: Convert to fraction form
    6,482.84/8,938.13 = 4,241.16/x
  3. Step 3: Cross multiply
    6,482.84x = 8,938.13 × 4,241.16
  4. Step 4: Simplify right side
    6,482.84x = 37,908,018.23
  5. Step 5: Solve for x
    x = 37,908,018.23/6,482.84
  6. Step 6: Final answer
    x = 5,847.44

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.