Home / 2,569.76-3,542.74-1,625.08

Finding the Fourth Proportional to 2,569.76, 3,542.74 and 1,625.08

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Solution

The fourth proportional to 2,569.76, 3,542.74 and 1,625.08 is: 2,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.76 : 3,542.74 = 1,625.08 : x
  2. Step 2: Convert to fraction form
    2,569.76/3,542.74 = 1,625.08/x
  3. Step 3: Cross multiply
    2,569.76x = 3,542.74 × 1,625.08
  4. Step 4: Simplify right side
    2,569.76x = 5,757,210.08
  5. Step 5: Solve for x
    x = 5,757,210.08/2,569.76
  6. Step 6: Final answer
    x = 2,240.37

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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.