Home / 2,557.52-3,841.13-1,590.38

Finding the Fourth Proportional to 2,557.52, 3,841.13 and 1,590.38

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Solution

The fourth proportional to 2,557.52, 3,841.13 and 1,590.38 is: 2,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557.52 : 3,841.13 = 1,590.38 : x
  2. Step 2: Convert to fraction form
    2,557.52/3,841.13 = 1,590.38/x
  3. Step 3: Cross multiply
    2,557.52x = 3,841.13 × 1,590.38
  4. Step 4: Simplify right side
    2,557.52x = 6,108,841.10
  5. Step 5: Solve for x
    x = 6,108,841.10/2,557.52
  6. Step 6: Final answer
    x = 2,388.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.