Home / 10,263.44-15,382.02-5,585.60

Finding the Fourth Proportional to 10,263.44, 15,382.02 and 5,585.60

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Solution

The fourth proportional to 10,263.44, 15,382.02 and 5,585.60 is: 8,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.44 : 15,382.02 = 5,585.60 : x
  2. Step 2: Convert to fraction form
    10,263.44/15,382.02 = 5,585.60/x
  3. Step 3: Cross multiply
    10,263.44x = 15,382.02 × 5,585.60
  4. Step 4: Simplify right side
    10,263.44x = 85,917,810.91
  5. Step 5: Solve for x
    x = 85,917,810.91/10,263.44
  6. Step 6: Final answer
    x = 8,371.25

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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.