Home / 2,712.41-4,068.60-1,152.17

Finding the Fourth Proportional to 2,712.41, 4,068.60 and 1,152.17

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Solution

The fourth proportional to 2,712.41, 4,068.60 and 1,152.17 is: 1,728.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.41 : 4,068.60 = 1,152.17 : x
  2. Step 2: Convert to fraction form
    2,712.41/4,068.60 = 1,152.17/x
  3. Step 3: Cross multiply
    2,712.41x = 4,068.60 × 1,152.17
  4. Step 4: Simplify right side
    2,712.41x = 4,687,742.06
  5. Step 5: Solve for x
    x = 4,687,742.06/2,712.41
  6. Step 6: Final answer
    x = 1,728.26

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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.