Home / 12,627.60-18,941.44-3,862.47

Finding the Fourth Proportional to 12,627.60, 18,941.44 and 3,862.47

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Solution

The fourth proportional to 12,627.60, 18,941.44 and 3,862.47 is: 5,793.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.60 : 18,941.44 = 3,862.47 : x
  2. Step 2: Convert to fraction form
    12,627.60/18,941.44 = 3,862.47/x
  3. Step 3: Cross multiply
    12,627.60x = 18,941.44 × 3,862.47
  4. Step 4: Simplify right side
    12,627.60x = 73,160,743.76
  5. Step 5: Solve for x
    x = 73,160,743.76/12,627.60
  6. Step 6: Final answer
    x = 5,793.72

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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.