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Finding the Fourth Proportional to 2,358.46, 3,253.72 and 1,363.56

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Solution

The fourth proportional to 2,358.46, 3,253.72 and 1,363.56 is: 1,881.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.46 : 3,253.72 = 1,363.56 : x
  2. Step 2: Convert to fraction form
    2,358.46/3,253.72 = 1,363.56/x
  3. Step 3: Cross multiply
    2,358.46x = 3,253.72 × 1,363.56
  4. Step 4: Simplify right side
    2,358.46x = 4,436,642.44
  5. Step 5: Solve for x
    x = 4,436,642.44/2,358.46
  6. Step 6: Final answer
    x = 1,881.16

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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.