Home / 7,470.23-11,207.36-6,654.15

Finding the Fourth Proportional to 7,470.23, 11,207.36 and 6,654.15

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Solution

The fourth proportional to 7,470.23, 11,207.36 and 6,654.15 is: 9,983.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.23 : 11,207.36 = 6,654.15 : x
  2. Step 2: Convert to fraction form
    7,470.23/11,207.36 = 6,654.15/x
  3. Step 3: Cross multiply
    7,470.23x = 11,207.36 × 6,654.15
  4. Step 4: Simplify right side
    7,470.23x = 74,575,471.18
  5. Step 5: Solve for x
    x = 74,575,471.18/7,470.23
  6. Step 6: Final answer
    x = 9,983.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.