Home / 6,257.44-9,386.28-1,640.56

Finding the Fourth Proportional to 6,257.44, 9,386.28 and 1,640.56

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Solution

The fourth proportional to 6,257.44, 9,386.28 and 1,640.56 is: 2,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.44 : 9,386.28 = 1,640.56 : x
  2. Step 2: Convert to fraction form
    6,257.44/9,386.28 = 1,640.56/x
  3. Step 3: Cross multiply
    6,257.44x = 9,386.28 × 1,640.56
  4. Step 4: Simplify right side
    6,257.44x = 15,398,755.52
  5. Step 5: Solve for x
    x = 15,398,755.52/6,257.44
  6. Step 6: Final answer
    x = 2,460.87

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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.