Home / 10,341.52-15,512.77-2,946.49

Finding the Fourth Proportional to 10,341.52, 15,512.77 and 2,946.49

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Solution

The fourth proportional to 10,341.52, 15,512.77 and 2,946.49 is: 4,419.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.52 : 15,512.77 = 2,946.49 : x
  2. Step 2: Convert to fraction form
    10,341.52/15,512.77 = 2,946.49/x
  3. Step 3: Cross multiply
    10,341.52x = 15,512.77 × 2,946.49
  4. Step 4: Simplify right side
    10,341.52x = 45,708,221.68
  5. Step 5: Solve for x
    x = 45,708,221.68/10,341.52
  6. Step 6: Final answer
    x = 4,419.87

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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.