Home / 11,384.04-17,062.44-7,437.20

Finding the Fourth Proportional to 11,384.04, 17,062.44 and 7,437.20

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Solution

The fourth proportional to 11,384.04, 17,062.44 and 7,437.20 is: 11,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,384.04 : 17,062.44 = 7,437.20 : x
  2. Step 2: Convert to fraction form
    11,384.04/17,062.44 = 7,437.20/x
  3. Step 3: Cross multiply
    11,384.04x = 17,062.44 × 7,437.20
  4. Step 4: Simplify right side
    11,384.04x = 126,896,778.77
  5. Step 5: Solve for x
    x = 126,896,778.77/11,384.04
  6. Step 6: Final answer
    x = 11,146.90

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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.