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Finding the Fourth Proportional to 4,699.84, 6,482.03 and 3,021.42

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Solution

The fourth proportional to 4,699.84, 6,482.03 and 3,021.42 is: 4,167.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.84 : 6,482.03 = 3,021.42 : x
  2. Step 2: Convert to fraction form
    4,699.84/6,482.03 = 3,021.42/x
  3. Step 3: Cross multiply
    4,699.84x = 6,482.03 × 3,021.42
  4. Step 4: Simplify right side
    4,699.84x = 19,584,935.08
  5. Step 5: Solve for x
    x = 19,584,935.08/4,699.84
  6. Step 6: Final answer
    x = 4,167.15

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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.