Home / 7,758.32-10,707.27-4,572.61

Finding the Fourth Proportional to 7,758.32, 10,707.27 and 4,572.61

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Solution

The fourth proportional to 7,758.32, 10,707.27 and 4,572.61 is: 6,310.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758.32 : 10,707.27 = 4,572.61 : x
  2. Step 2: Convert to fraction form
    7,758.32/10,707.27 = 4,572.61/x
  3. Step 3: Cross multiply
    7,758.32x = 10,707.27 × 4,572.61
  4. Step 4: Simplify right side
    7,758.32x = 48,960,116.34
  5. Step 5: Solve for x
    x = 48,960,116.34/7,758.32
  6. Step 6: Final answer
    x = 6,310.66

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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.