Home / 2,545.33-3,512.44-1,426.32

Finding the Fourth Proportional to 2,545.33, 3,512.44 and 1,426.32

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Solution

The fourth proportional to 2,545.33, 3,512.44 and 1,426.32 is: 1,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.33 : 3,512.44 = 1,426.32 : x
  2. Step 2: Convert to fraction form
    2,545.33/3,512.44 = 1,426.32/x
  3. Step 3: Cross multiply
    2,545.33x = 3,512.44 × 1,426.32
  4. Step 4: Simplify right side
    2,545.33x = 5,009,863.42
  5. Step 5: Solve for x
    x = 5,009,863.42/2,545.33
  6. Step 6: Final answer
    x = 1,968.26

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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.