Home / 7,511.32-11,257.12-5,527.66

Finding the Fourth Proportional to 7,511.32, 11,257.12 and 5,527.66

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Solution

The fourth proportional to 7,511.32, 11,257.12 and 5,527.66 is: 8,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.32 : 11,257.12 = 5,527.66 : x
  2. Step 2: Convert to fraction form
    7,511.32/11,257.12 = 5,527.66/x
  3. Step 3: Cross multiply
    7,511.32x = 11,257.12 × 5,527.66
  4. Step 4: Simplify right side
    7,511.32x = 62,225,552.92
  5. Step 5: Solve for x
    x = 62,225,552.92/7,511.32
  6. Step 6: Final answer
    x = 8,284.24

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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.