Home / 11,543.60-17,308.47-4,515.23

Finding the Fourth Proportional to 11,543.60, 17,308.47 and 4,515.23

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Solution

The fourth proportional to 11,543.60, 17,308.47 and 4,515.23 is: 6,770.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.60 : 17,308.47 = 4,515.23 : x
  2. Step 2: Convert to fraction form
    11,543.60/17,308.47 = 4,515.23/x
  3. Step 3: Cross multiply
    11,543.60x = 17,308.47 × 4,515.23
  4. Step 4: Simplify right side
    11,543.60x = 78,151,757.80
  5. Step 5: Solve for x
    x = 78,151,757.80/11,543.60
  6. Step 6: Final answer
    x = 6,770.14

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1.5x scale

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.