Home / 5,402.13-7,456.33-3,518.41

Finding the Fourth Proportional to 5,402.13, 7,456.33 and 3,518.41

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Solution

The fourth proportional to 5,402.13, 7,456.33 and 3,518.41 is: 4,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.13 : 7,456.33 = 3,518.41 : x
  2. Step 2: Convert to fraction form
    5,402.13/7,456.33 = 3,518.41/x
  3. Step 3: Cross multiply
    5,402.13x = 7,456.33 × 3,518.41
  4. Step 4: Simplify right side
    5,402.13x = 26,234,371.16
  5. Step 5: Solve for x
    x = 26,234,371.16/5,402.13
  6. Step 6: Final answer
    x = 4,856.30

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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.