Home / 11,232.68-15,508.87-6,985.44

Finding the Fourth Proportional to 11,232.68, 15,508.87 and 6,985.44

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Solution

The fourth proportional to 11,232.68, 15,508.87 and 6,985.44 is: 9,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.68 : 15,508.87 = 6,985.44 : x
  2. Step 2: Convert to fraction form
    11,232.68/15,508.87 = 6,985.44/x
  3. Step 3: Cross multiply
    11,232.68x = 15,508.87 × 6,985.44
  4. Step 4: Simplify right side
    11,232.68x = 108,336,263.39
  5. Step 5: Solve for x
    x = 108,336,263.39/11,232.68
  6. Step 6: Final answer
    x = 9,644.74

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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.