Home / 3,257.44-4,495.33-1,931.17

Finding the Fourth Proportional to 3,257.44, 4,495.33 and 1,931.17

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Solution

The fourth proportional to 3,257.44, 4,495.33 and 1,931.17 is: 2,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.44 : 4,495.33 = 1,931.17 : x
  2. Step 2: Convert to fraction form
    3,257.44/4,495.33 = 1,931.17/x
  3. Step 3: Cross multiply
    3,257.44x = 4,495.33 × 1,931.17
  4. Step 4: Simplify right side
    3,257.44x = 8,681,223.96
  5. Step 5: Solve for x
    x = 8,681,223.96/3,257.44
  6. Step 6: Final answer
    x = 2,665.05

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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.