Home / 1,737.78-2,398.59-1,148.10

Finding the Fourth Proportional to 1,737.78, 2,398.59 and 1,148.10

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Solution

The fourth proportional to 1,737.78, 2,398.59 and 1,148.10 is: 1,584.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.78 : 2,398.59 = 1,148.10 : x
  2. Step 2: Convert to fraction form
    1,737.78/2,398.59 = 1,148.10/x
  3. Step 3: Cross multiply
    1,737.78x = 2,398.59 × 1,148.10
  4. Step 4: Simplify right side
    1,737.78x = 2,753,821.18
  5. Step 5: Solve for x
    x = 2,753,821.18/1,737.78
  6. Step 6: Final answer
    x = 1,584.68

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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.