Home / 8,505.08-11,737.66-4,728.55

Finding the Fourth Proportional to 8,505.08, 11,737.66 and 4,728.55

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Solution

The fourth proportional to 8,505.08, 11,737.66 and 4,728.55 is: 6,525.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505.08 : 11,737.66 = 4,728.55 : x
  2. Step 2: Convert to fraction form
    8,505.08/11,737.66 = 4,728.55/x
  3. Step 3: Cross multiply
    8,505.08x = 11,737.66 × 4,728.55
  4. Step 4: Simplify right side
    8,505.08x = 55,502,134.91
  5. Step 5: Solve for x
    x = 55,502,134.91/8,505.08
  6. Step 6: Final answer
    x = 6,525.77

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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.