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Finding the Fourth Proportional to 6,681.96, 9,220.47 and 4,524.11

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Solution

The fourth proportional to 6,681.96, 9,220.47 and 4,524.11 is: 6,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.96 : 9,220.47 = 4,524.11 : x
  2. Step 2: Convert to fraction form
    6,681.96/9,220.47 = 4,524.11/x
  3. Step 3: Cross multiply
    6,681.96x = 9,220.47 × 4,524.11
  4. Step 4: Simplify right side
    6,681.96x = 41,714,420.53
  5. Step 5: Solve for x
    x = 41,714,420.53/6,681.96
  6. Step 6: Final answer
    x = 6,242.84

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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.