Home / 11,287.04-15,574.92-6,251.13

Finding the Fourth Proportional to 11,287.04, 15,574.92 and 6,251.13

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Solution

The fourth proportional to 11,287.04, 15,574.92 and 6,251.13 is: 8,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.04 : 15,574.92 = 6,251.13 : x
  2. Step 2: Convert to fraction form
    11,287.04/15,574.92 = 6,251.13/x
  3. Step 3: Cross multiply
    11,287.04x = 15,574.92 × 6,251.13
  4. Step 4: Simplify right side
    11,287.04x = 97,360,771.79
  5. Step 5: Solve for x
    x = 97,360,771.79/11,287.04
  6. Step 6: Final answer
    x = 8,625.89

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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.