Home / 2,712.62-4,070.60-1,232.90

Finding the Fourth Proportional to 2,712.62, 4,070.60 and 1,232.90

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Solution

The fourth proportional to 2,712.62, 4,070.60 and 1,232.90 is: 1,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.62 : 4,070.60 = 1,232.90 : x
  2. Step 2: Convert to fraction form
    2,712.62/4,070.60 = 1,232.90/x
  3. Step 3: Cross multiply
    2,712.62x = 4,070.60 × 1,232.90
  4. Step 4: Simplify right side
    2,712.62x = 5,018,616.22
  5. Step 5: Solve for x
    x = 5,018,616.22/2,712.62
  6. Step 6: Final answer
    x = 1,850.10

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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.