Home / 10,106.32-15,159.54-3,527.91

Finding the Fourth Proportional to 10,106.32, 15,159.54 and 3,527.91

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Solution

The fourth proportional to 10,106.32, 15,159.54 and 3,527.91 is: 5,291.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.32 : 15,159.54 = 3,527.91 : x
  2. Step 2: Convert to fraction form
    10,106.32/15,159.54 = 3,527.91/x
  3. Step 3: Cross multiply
    10,106.32x = 15,159.54 × 3,527.91
  4. Step 4: Simplify right side
    10,106.32x = 53,481,416.96
  5. Step 5: Solve for x
    x = 53,481,416.96/10,106.32
  6. Step 6: Final answer
    x = 5,291.88

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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.