Home / 2,545.14-3,512.34-1,426.14

Finding the Fourth Proportional to 2,545.14, 3,512.34 and 1,426.14

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Solution

The fourth proportional to 2,545.14, 3,512.34 and 1,426.14 is: 1,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.14 : 3,512.34 = 1,426.14 : x
  2. Step 2: Convert to fraction form
    2,545.14/3,512.34 = 1,426.14/x
  3. Step 3: Cross multiply
    2,545.14x = 3,512.34 × 1,426.14
  4. Step 4: Simplify right side
    2,545.14x = 5,009,088.57
  5. Step 5: Solve for x
    x = 5,009,088.57/2,545.14
  6. Step 6: Final answer
    x = 1,968.10

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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.