Home / 8,737.40-12,057.69-4,758.53

Finding the Fourth Proportional to 8,737.40, 12,057.69 and 4,758.53

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Solution

The fourth proportional to 8,737.40, 12,057.69 and 4,758.53 is: 6,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.40 : 12,057.69 = 4,758.53 : x
  2. Step 2: Convert to fraction form
    8,737.40/12,057.69 = 4,758.53/x
  3. Step 3: Cross multiply
    8,737.40x = 12,057.69 × 4,758.53
  4. Step 4: Simplify right side
    8,737.40x = 57,376,879.60
  5. Step 5: Solve for x
    x = 57,376,879.60/8,737.40
  6. Step 6: Final answer
    x = 6,566.81

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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.