Home / 9,287.80-13,931.62-2,362.28

Finding the Fourth Proportional to 9,287.80, 13,931.62 and 2,362.28

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Solution

The fourth proportional to 9,287.80, 13,931.62 and 2,362.28 is: 3,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.80 : 13,931.62 = 2,362.28 : x
  2. Step 2: Convert to fraction form
    9,287.80/13,931.62 = 2,362.28/x
  3. Step 3: Cross multiply
    9,287.80x = 13,931.62 × 2,362.28
  4. Step 4: Simplify right side
    9,287.80x = 32,910,387.29
  5. Step 5: Solve for x
    x = 32,910,387.29/9,287.80
  6. Step 6: Final answer
    x = 3,543.40

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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.