Home / 3,417.28-4,711.44-2,237.92

Finding the Fourth Proportional to 3,417.28, 4,711.44 and 2,237.92

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Solution

The fourth proportional to 3,417.28, 4,711.44 and 2,237.92 is: 3,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.28 : 4,711.44 = 2,237.92 : x
  2. Step 2: Convert to fraction form
    3,417.28/4,711.44 = 2,237.92/x
  3. Step 3: Cross multiply
    3,417.28x = 4,711.44 × 2,237.92
  4. Step 4: Simplify right side
    3,417.28x = 10,543,825.80
  5. Step 5: Solve for x
    x = 10,543,825.80/3,417.28
  6. Step 6: Final answer
    x = 3,085.44

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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.