Home / 4,454.32-6,147.06-2,885.14

Finding the Fourth Proportional to 4,454.32, 6,147.06 and 2,885.14

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Solution

The fourth proportional to 4,454.32, 6,147.06 and 2,885.14 is: 3,981.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.32 : 6,147.06 = 2,885.14 : x
  2. Step 2: Convert to fraction form
    4,454.32/6,147.06 = 2,885.14/x
  3. Step 3: Cross multiply
    4,454.32x = 6,147.06 × 2,885.14
  4. Step 4: Simplify right side
    4,454.32x = 17,735,114.26
  5. Step 5: Solve for x
    x = 17,735,114.26/4,454.32
  6. Step 6: Final answer
    x = 3,981.56

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Half scale
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Double scale
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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.