Home / 10,587.60-15,881.76-5,041.56

Finding the Fourth Proportional to 10,587.60, 15,881.76 and 5,041.56

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Solution

The fourth proportional to 10,587.60, 15,881.76 and 5,041.56 is: 7,562.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587.60 : 15,881.76 = 5,041.56 : x
  2. Step 2: Convert to fraction form
    10,587.60/15,881.76 = 5,041.56/x
  3. Step 3: Cross multiply
    10,587.60x = 15,881.76 × 5,041.56
  4. Step 4: Simplify right side
    10,587.60x = 80,068,845.95
  5. Step 5: Solve for x
    x = 80,068,845.95/10,587.60
  6. Step 6: Final answer
    x = 7,562.51

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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.