Home / 2,576.32-3,855.58-1,588.74

Finding the Fourth Proportional to 2,576.32, 3,855.58 and 1,588.74

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Solution

The fourth proportional to 2,576.32, 3,855.58 and 1,588.74 is: 2,377.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576.32 : 3,855.58 = 1,588.74 : x
  2. Step 2: Convert to fraction form
    2,576.32/3,855.58 = 1,588.74/x
  3. Step 3: Cross multiply
    2,576.32x = 3,855.58 × 1,588.74
  4. Step 4: Simplify right side
    2,576.32x = 6,125,514.17
  5. Step 5: Solve for x
    x = 6,125,514.17/2,576.32
  6. Step 6: Final answer
    x = 2,377.62

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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.