Home / 2,753.16-3,798.96-1,691.12

Finding the Fourth Proportional to 2,753.16, 3,798.96 and 1,691.12

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Solution

The fourth proportional to 2,753.16, 3,798.96 and 1,691.12 is: 2,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.16 : 3,798.96 = 1,691.12 : x
  2. Step 2: Convert to fraction form
    2,753.16/3,798.96 = 1,691.12/x
  3. Step 3: Cross multiply
    2,753.16x = 3,798.96 × 1,691.12
  4. Step 4: Simplify right side
    2,753.16x = 6,424,497.24
  5. Step 5: Solve for x
    x = 6,424,497.24/2,753.16
  6. Step 6: Final answer
    x = 2,333.50

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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.