Home / 2,545.39-3,512.57-1,497.51

Finding the Fourth Proportional to 2,545.39, 3,512.57 and 1,497.51

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Solution

The fourth proportional to 2,545.39, 3,512.57 and 1,497.51 is: 2,066.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.39 : 3,512.57 = 1,497.51 : x
  2. Step 2: Convert to fraction form
    2,545.39/3,512.57 = 1,497.51/x
  3. Step 3: Cross multiply
    2,545.39x = 3,512.57 × 1,497.51
  4. Step 4: Simplify right side
    2,545.39x = 5,260,101.21
  5. Step 5: Solve for x
    x = 5,260,101.21/2,545.39
  6. Step 6: Final answer
    x = 2,066.52

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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.