Home / 8,064.32-11,129.91-4,527.77

Finding the Fourth Proportional to 8,064.32, 11,129.91 and 4,527.77

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Solution

The fourth proportional to 8,064.32, 11,129.91 and 4,527.77 is: 6,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.32 : 11,129.91 = 4,527.77 : x
  2. Step 2: Convert to fraction form
    8,064.32/11,129.91 = 4,527.77/x
  3. Step 3: Cross multiply
    8,064.32x = 11,129.91 × 4,527.77
  4. Step 4: Simplify right side
    8,064.32x = 50,393,672.60
  5. Step 5: Solve for x
    x = 50,393,672.60/8,064.32
  6. Step 6: Final answer
    x = 6,248.97

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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.