Home / 10,256.24-15,382.96-3,681.48

Finding the Fourth Proportional to 10,256.24, 15,382.96 and 3,681.48

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Solution

The fourth proportional to 10,256.24, 15,382.96 and 3,681.48 is: 5,521.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.24 : 15,382.96 = 3,681.48 : x
  2. Step 2: Convert to fraction form
    10,256.24/15,382.96 = 3,681.48/x
  3. Step 3: Cross multiply
    10,256.24x = 15,382.96 × 3,681.48
  4. Step 4: Simplify right side
    10,256.24x = 56,632,059.58
  5. Step 5: Solve for x
    x = 56,632,059.58/10,256.24
  6. Step 6: Final answer
    x = 5,521.72

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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.