Home / 5,270.17-7,276.23-3,382.57

Finding the Fourth Proportional to 5,270.17, 7,276.23 and 3,382.57

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Solution

The fourth proportional to 5,270.17, 7,276.23 and 3,382.57 is: 4,670.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.17 : 7,276.23 = 3,382.57 : x
  2. Step 2: Convert to fraction form
    5,270.17/7,276.23 = 3,382.57/x
  3. Step 3: Cross multiply
    5,270.17x = 7,276.23 × 3,382.57
  4. Step 4: Simplify right side
    5,270.17x = 24,612,304.02
  5. Step 5: Solve for x
    x = 24,612,304.02/5,270.17
  6. Step 6: Final answer
    x = 4,670.12

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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.