Home / 10,278.10-15,410.40-4,034.35

Finding the Fourth Proportional to 10,278.10, 15,410.40 and 4,034.35

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Solution

The fourth proportional to 10,278.10, 15,410.40 and 4,034.35 is: 6,048.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.10 : 15,410.40 = 4,034.35 : x
  2. Step 2: Convert to fraction form
    10,278.10/15,410.40 = 4,034.35/x
  3. Step 3: Cross multiply
    10,278.10x = 15,410.40 × 4,034.35
  4. Step 4: Simplify right side
    10,278.10x = 62,170,947.24
  5. Step 5: Solve for x
    x = 62,170,947.24/10,278.10
  6. Step 6: Final answer
    x = 6,048.88

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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.