Home / 5,414.09-7,471.40-3,056.18

Finding the Fourth Proportional to 5,414.09, 7,471.40 and 3,056.18

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Solution

The fourth proportional to 5,414.09, 7,471.40 and 3,056.18 is: 4,217.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.09 : 7,471.40 = 3,056.18 : x
  2. Step 2: Convert to fraction form
    5,414.09/7,471.40 = 3,056.18/x
  3. Step 3: Cross multiply
    5,414.09x = 7,471.40 × 3,056.18
  4. Step 4: Simplify right side
    5,414.09x = 22,833,890.61
  5. Step 5: Solve for x
    x = 22,833,890.61/5,414.09
  6. Step 6: Final answer
    x = 4,217.50

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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.