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Finding the Fourth Proportional to 6,666.04, 9,201.09 and 4,013.02

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Solution

The fourth proportional to 6,666.04, 9,201.09 and 4,013.02 is: 5,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.04 : 9,201.09 = 4,013.02 : x
  2. Step 2: Convert to fraction form
    6,666.04/9,201.09 = 4,013.02/x
  3. Step 3: Cross multiply
    6,666.04x = 9,201.09 × 4,013.02
  4. Step 4: Simplify right side
    6,666.04x = 36,924,158.19
  5. Step 5: Solve for x
    x = 36,924,158.19/6,666.04
  6. Step 6: Final answer
    x = 5,539.14

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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.