Home / 5,980.76-8,253.38-3,328.13

Finding the Fourth Proportional to 5,980.76, 8,253.38 and 3,328.13

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Solution

The fourth proportional to 5,980.76, 8,253.38 and 3,328.13 is: 4,592.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.76 : 8,253.38 = 3,328.13 : x
  2. Step 2: Convert to fraction form
    5,980.76/8,253.38 = 3,328.13/x
  3. Step 3: Cross multiply
    5,980.76x = 8,253.38 × 3,328.13
  4. Step 4: Simplify right side
    5,980.76x = 27,468,263.67
  5. Step 5: Solve for x
    x = 27,468,263.67/5,980.76
  6. Step 6: Final answer
    x = 4,592.78

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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.