Home / 2,590.68-3,574-1,542.52

Finding the Fourth Proportional to 2,590.68, 3,574 and 1,542.52

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Solution

The fourth proportional to 2,590.68, 3,574 and 1,542.52 is: 2,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.68 : 3,574 = 1,542.52 : x
  2. Step 2: Convert to fraction form
    2,590.68/3,574 = 1,542.52/x
  3. Step 3: Cross multiply
    2,590.68x = 3,574 × 1,542.52
  4. Step 4: Simplify right side
    2,590.68x = 5,512,966.48
  5. Step 5: Solve for x
    x = 5,512,966.48/2,590.68
  6. Step 6: Final answer
    x = 2,128.00

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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.