Home / 11,543.13-15,929.56-6,237.99

Finding the Fourth Proportional to 11,543.13, 15,929.56 and 6,237.99

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Solution

The fourth proportional to 11,543.13, 15,929.56 and 6,237.99 is: 8,608.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.13 : 15,929.56 = 6,237.99 : x
  2. Step 2: Convert to fraction form
    11,543.13/15,929.56 = 6,237.99/x
  3. Step 3: Cross multiply
    11,543.13x = 15,929.56 × 6,237.99
  4. Step 4: Simplify right side
    11,543.13x = 99,368,398.98
  5. Step 5: Solve for x
    x = 99,368,398.98/11,543.13
  6. Step 6: Final answer
    x = 8,608.44

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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.