Home / 2,590.50-3,876.03-1,612.02

Finding the Fourth Proportional to 2,590.50, 3,876.03 and 1,612.02

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Solution

The fourth proportional to 2,590.50, 3,876.03 and 1,612.02 is: 2,411.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.50 : 3,876.03 = 1,612.02 : x
  2. Step 2: Convert to fraction form
    2,590.50/3,876.03 = 1,612.02/x
  3. Step 3: Cross multiply
    2,590.50x = 3,876.03 × 1,612.02
  4. Step 4: Simplify right side
    2,590.50x = 6,248,237.88
  5. Step 5: Solve for x
    x = 6,248,237.88/2,590.50
  6. Step 6: Final answer
    x = 2,411.98

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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.