Home / 5,382.94-7,428.76-3,024.90

Finding the Fourth Proportional to 5,382.94, 7,428.76 and 3,024.90

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Solution

The fourth proportional to 5,382.94, 7,428.76 and 3,024.90 is: 4,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.94 : 7,428.76 = 3,024.90 : x
  2. Step 2: Convert to fraction form
    5,382.94/7,428.76 = 3,024.90/x
  3. Step 3: Cross multiply
    5,382.94x = 7,428.76 × 3,024.90
  4. Step 4: Simplify right side
    5,382.94x = 22,471,256.12
  5. Step 5: Solve for x
    x = 22,471,256.12/5,382.94
  6. Step 6: Final answer
    x = 4,174.53

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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.