Home / 10,943.76-15,103.50-6,468.96

Finding the Fourth Proportional to 10,943.76, 15,103.50 and 6,468.96

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Solution

The fourth proportional to 10,943.76, 15,103.50 and 6,468.96 is: 8,927.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.76 : 15,103.50 = 6,468.96 : x
  2. Step 2: Convert to fraction form
    10,943.76/15,103.50 = 6,468.96/x
  3. Step 3: Cross multiply
    10,943.76x = 15,103.50 × 6,468.96
  4. Step 4: Simplify right side
    10,943.76x = 97,703,937.36
  5. Step 5: Solve for x
    x = 97,703,937.36/10,943.76
  6. Step 6: Final answer
    x = 8,927.82

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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.