Home / 5,162.50-7,143.02-4,500.73

Finding the Fourth Proportional to 5,162.50, 7,143.02 and 4,500.73

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Solution

The fourth proportional to 5,162.50, 7,143.02 and 4,500.73 is: 6,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.50 : 7,143.02 = 4,500.73 : x
  2. Step 2: Convert to fraction form
    5,162.50/7,143.02 = 4,500.73/x
  3. Step 3: Cross multiply
    5,162.50x = 7,143.02 × 4,500.73
  4. Step 4: Simplify right side
    5,162.50x = 32,148,804.40
  5. Step 5: Solve for x
    x = 32,148,804.40/5,162.50
  6. Step 6: Final answer
    x = 6,227.37

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Half scale
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Double scale
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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.