Home / 1,872.41-2,580.48-1,500.62

Finding the Fourth Proportional to 1,872.41, 2,580.48 and 1,500.62

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Solution

The fourth proportional to 1,872.41, 2,580.48 and 1,500.62 is: 2,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.41 : 2,580.48 = 1,500.62 : x
  2. Step 2: Convert to fraction form
    1,872.41/2,580.48 = 1,500.62/x
  3. Step 3: Cross multiply
    1,872.41x = 2,580.48 × 1,500.62
  4. Step 4: Simplify right side
    1,872.41x = 3,872,319.90
  5. Step 5: Solve for x
    x = 3,872,319.90/1,872.41
  6. Step 6: Final answer
    x = 2,068.09

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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.