Home / 10,303.31-15,454.96-3,727.96

Finding the Fourth Proportional to 10,303.31, 15,454.96 and 3,727.96

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Solution

The fourth proportional to 10,303.31, 15,454.96 and 3,727.96 is: 5,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.31 : 15,454.96 = 3,727.96 : x
  2. Step 2: Convert to fraction form
    10,303.31/15,454.96 = 3,727.96/x
  3. Step 3: Cross multiply
    10,303.31x = 15,454.96 × 3,727.96
  4. Step 4: Simplify right side
    10,303.31x = 57,615,472.68
  5. Step 5: Solve for x
    x = 57,615,472.68/10,303.31
  6. Step 6: Final answer
    x = 5,591.94

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1.5x scale

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.