Home / 10,141.95-15,213.87-2,746.47

Finding the Fourth Proportional to 10,141.95, 15,213.87 and 2,746.47

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Solution

The fourth proportional to 10,141.95, 15,213.87 and 2,746.47 is: 4,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,141.95 : 15,213.87 = 2,746.47 : x
  2. Step 2: Convert to fraction form
    10,141.95/15,213.87 = 2,746.47/x
  3. Step 3: Cross multiply
    10,141.95x = 15,213.87 × 2,746.47
  4. Step 4: Simplify right side
    10,141.95x = 41,784,437.54
  5. Step 5: Solve for x
    x = 41,784,437.54/10,141.95
  6. Step 6: Final answer
    x = 4,119.96

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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.