Home / 10,079.24-15,106.50-7,606.31

Finding the Fourth Proportional to 10,079.24, 15,106.50 and 7,606.31

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Solution

The fourth proportional to 10,079.24, 15,106.50 and 7,606.31 is: 11,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.24 : 15,106.50 = 7,606.31 : x
  2. Step 2: Convert to fraction form
    10,079.24/15,106.50 = 7,606.31/x
  3. Step 3: Cross multiply
    10,079.24x = 15,106.50 × 7,606.31
  4. Step 4: Simplify right side
    10,079.24x = 114,904,646.48
  5. Step 5: Solve for x
    x = 114,904,646.48/10,079.24
  6. Step 6: Final answer
    x = 11,400.14

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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.