Home / 10,257.44-14,155.28-5,541.73

Finding the Fourth Proportional to 10,257.44, 14,155.28 and 5,541.73

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Solution

The fourth proportional to 10,257.44, 14,155.28 and 5,541.73 is: 7,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.44 : 14,155.28 = 5,541.73 : x
  2. Step 2: Convert to fraction form
    10,257.44/14,155.28 = 5,541.73/x
  3. Step 3: Cross multiply
    10,257.44x = 14,155.28 × 5,541.73
  4. Step 4: Simplify right side
    10,257.44x = 78,444,712.13
  5. Step 5: Solve for x
    x = 78,444,712.13/10,257.44
  6. Step 6: Final answer
    x = 7,647.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.