Home / 3,601.28-4,970.40-3,437.12

Finding the Fourth Proportional to 3,601.28, 4,970.40 and 3,437.12

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Solution

The fourth proportional to 3,601.28, 4,970.40 and 3,437.12 is: 4,743.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.28 : 4,970.40 = 3,437.12 : x
  2. Step 2: Convert to fraction form
    3,601.28/4,970.40 = 3,437.12/x
  3. Step 3: Cross multiply
    3,601.28x = 4,970.40 × 3,437.12
  4. Step 4: Simplify right side
    3,601.28x = 17,083,861.25
  5. Step 5: Solve for x
    x = 17,083,861.25/3,601.28
  6. Step 6: Final answer
    x = 4,743.83

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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.