Home / 5,382.27-7,432.88-4,274.91

Finding the Fourth Proportional to 5,382.27, 7,432.88 and 4,274.91

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Solution

The fourth proportional to 5,382.27, 7,432.88 and 4,274.91 is: 5,903.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.27 : 7,432.88 = 4,274.91 : x
  2. Step 2: Convert to fraction form
    5,382.27/7,432.88 = 4,274.91/x
  3. Step 3: Cross multiply
    5,382.27x = 7,432.88 × 4,274.91
  4. Step 4: Simplify right side
    5,382.27x = 31,774,871.67
  5. Step 5: Solve for x
    x = 31,774,871.67/5,382.27
  6. Step 6: Final answer
    x = 5,903.62

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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.