Home / 10,980.26-16,470.40-3,584.70

Finding the Fourth Proportional to 10,980.26, 16,470.40 and 3,584.70

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Solution

The fourth proportional to 10,980.26, 16,470.40 and 3,584.70 is: 5,377.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980.26 : 16,470.40 = 3,584.70 : x
  2. Step 2: Convert to fraction form
    10,980.26/16,470.40 = 3,584.70/x
  3. Step 3: Cross multiply
    10,980.26x = 16,470.40 × 3,584.70
  4. Step 4: Simplify right side
    10,980.26x = 59,041,442.88
  5. Step 5: Solve for x
    x = 59,041,442.88/10,980.26
  6. Step 6: Final answer
    x = 5,377.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.