Home / 1,522.53-2,101.34-1,148.92

Finding the Fourth Proportional to 1,522.53, 2,101.34 and 1,148.92

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Solution

The fourth proportional to 1,522.53, 2,101.34 and 1,148.92 is: 1,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.53 : 2,101.34 = 1,148.92 : x
  2. Step 2: Convert to fraction form
    1,522.53/2,101.34 = 1,148.92/x
  3. Step 3: Cross multiply
    1,522.53x = 2,101.34 × 1,148.92
  4. Step 4: Simplify right side
    1,522.53x = 2,414,269.17
  5. Step 5: Solve for x
    x = 2,414,269.17/1,522.53
  6. Step 6: Final answer
    x = 1,585.70

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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.