Home / 10,937.08-16,390.14-6,247.48

Finding the Fourth Proportional to 10,937.08, 16,390.14 and 6,247.48

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Solution

The fourth proportional to 10,937.08, 16,390.14 and 6,247.48 is: 9,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.08 : 16,390.14 = 6,247.48 : x
  2. Step 2: Convert to fraction form
    10,937.08/16,390.14 = 6,247.48/x
  3. Step 3: Cross multiply
    10,937.08x = 16,390.14 × 6,247.48
  4. Step 4: Simplify right side
    10,937.08x = 102,397,071.85
  5. Step 5: Solve for x
    x = 102,397,071.85/10,937.08
  6. Step 6: Final answer
    x = 9,362.38

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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.