Home / 10,253.07-15,379.60-7,337.07

Finding the Fourth Proportional to 10,253.07, 15,379.60 and 7,337.07

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Solution

The fourth proportional to 10,253.07, 15,379.60 and 7,337.07 is: 11,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.07 : 15,379.60 = 7,337.07 : x
  2. Step 2: Convert to fraction form
    10,253.07/15,379.60 = 7,337.07/x
  3. Step 3: Cross multiply
    10,253.07x = 15,379.60 × 7,337.07
  4. Step 4: Simplify right side
    10,253.07x = 112,841,201.77
  5. Step 5: Solve for x
    x = 112,841,201.77/10,253.07
  6. Step 6: Final answer
    x = 11,005.60

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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.