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Finding the Fourth Proportional to 5,273.46, 7,910.19 and 1,810.71

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Solution

The fourth proportional to 5,273.46, 7,910.19 and 1,810.71 is: 2,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.46 : 7,910.19 = 1,810.71 : x
  2. Step 2: Convert to fraction form
    5,273.46/7,910.19 = 1,810.71/x
  3. Step 3: Cross multiply
    5,273.46x = 7,910.19 × 1,810.71
  4. Step 4: Simplify right side
    5,273.46x = 14,323,060.13
  5. Step 5: Solve for x
    x = 14,323,060.13/5,273.46
  6. Step 6: Final answer
    x = 2,716.07

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.