Home / 7,359.31-11,037.40-2,427.78

Finding the Fourth Proportional to 7,359.31, 11,037.40 and 2,427.78

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Solution

The fourth proportional to 7,359.31, 11,037.40 and 2,427.78 is: 3,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.31 : 11,037.40 = 2,427.78 : x
  2. Step 2: Convert to fraction form
    7,359.31/11,037.40 = 2,427.78/x
  3. Step 3: Cross multiply
    7,359.31x = 11,037.40 × 2,427.78
  4. Step 4: Simplify right side
    7,359.31x = 26,796,378.97
  5. Step 5: Solve for x
    x = 26,796,378.97/7,359.31
  6. Step 6: Final answer
    x = 3,641.15

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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.