Home / 10,160.34-15,237.78-3,585.66

Finding the Fourth Proportional to 10,160.34, 15,237.78 and 3,585.66

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Solution

The fourth proportional to 10,160.34, 15,237.78 and 3,585.66 is: 5,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.34 : 15,237.78 = 3,585.66 : x
  2. Step 2: Convert to fraction form
    10,160.34/15,237.78 = 3,585.66/x
  3. Step 3: Cross multiply
    10,160.34x = 15,237.78 × 3,585.66
  4. Step 4: Simplify right side
    10,160.34x = 54,637,498.23
  5. Step 5: Solve for x
    x = 54,637,498.23/10,160.34
  6. Step 6: Final answer
    x = 5,377.53

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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.