Home / 10,347.60-15,512.70-4,499.82

Finding the Fourth Proportional to 10,347.60, 15,512.70 and 4,499.82

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Solution

The fourth proportional to 10,347.60, 15,512.70 and 4,499.82 is: 6,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.60 : 15,512.70 = 4,499.82 : x
  2. Step 2: Convert to fraction form
    10,347.60/15,512.70 = 4,499.82/x
  3. Step 3: Cross multiply
    10,347.60x = 15,512.70 × 4,499.82
  4. Step 4: Simplify right side
    10,347.60x = 69,804,357.71
  5. Step 5: Solve for x
    x = 69,804,357.71/10,347.60
  6. Step 6: Final answer
    x = 6,745.95

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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.