Home / 10,113.43-15,174.95-4,568.47

Finding the Fourth Proportional to 10,113.43, 15,174.95 and 4,568.47

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Solution

The fourth proportional to 10,113.43, 15,174.95 and 4,568.47 is: 6,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113.43 : 15,174.95 = 4,568.47 : x
  2. Step 2: Convert to fraction form
    10,113.43/15,174.95 = 4,568.47/x
  3. Step 3: Cross multiply
    10,113.43x = 15,174.95 × 4,568.47
  4. Step 4: Simplify right side
    10,113.43x = 69,326,303.83
  5. Step 5: Solve for x
    x = 69,326,303.83/10,113.43
  6. Step 6: Final answer
    x = 6,854.88

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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.