Home / 10,159.54-15,243.36-3,586.39

Finding the Fourth Proportional to 10,159.54, 15,243.36 and 3,586.39

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Solution

The fourth proportional to 10,159.54, 15,243.36 and 3,586.39 is: 5,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159.54 : 15,243.36 = 3,586.39 : x
  2. Step 2: Convert to fraction form
    10,159.54/15,243.36 = 3,586.39/x
  3. Step 3: Cross multiply
    10,159.54x = 15,243.36 × 3,586.39
  4. Step 4: Simplify right side
    10,159.54x = 54,668,633.87
  5. Step 5: Solve for x
    x = 54,668,633.87/10,159.54
  6. Step 6: Final answer
    x = 5,381.01

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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.