Home / 11,254.32-15,529.32-7,063.92

Finding the Fourth Proportional to 11,254.32, 15,529.32 and 7,063.92

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Solution

The fourth proportional to 11,254.32, 15,529.32 and 7,063.92 is: 9,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.32 : 15,529.32 = 7,063.92 : x
  2. Step 2: Convert to fraction form
    11,254.32/15,529.32 = 7,063.92/x
  3. Step 3: Cross multiply
    11,254.32x = 15,529.32 × 7,063.92
  4. Step 4: Simplify right side
    11,254.32x = 109,697,874.13
  5. Step 5: Solve for x
    x = 109,697,874.13/11,254.32
  6. Step 6: Final answer
    x = 9,747.18

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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.