Home / 10,366.08-15,529.92-6,472.32

Finding the Fourth Proportional to 10,366.08, 15,529.92 and 6,472.32

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Solution

The fourth proportional to 10,366.08, 15,529.92 and 6,472.32 is: 9,696.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.08 : 15,529.92 = 6,472.32 : x
  2. Step 2: Convert to fraction form
    10,366.08/15,529.92 = 6,472.32/x
  3. Step 3: Cross multiply
    10,366.08x = 15,529.92 × 6,472.32
  4. Step 4: Simplify right side
    10,366.08x = 100,514,611.81
  5. Step 5: Solve for x
    x = 100,514,611.81/10,366.08
  6. Step 6: Final answer
    x = 9,696.49

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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.