Home / 2,625.87-3,937.59-1,530.57

Finding the Fourth Proportional to 2,625.87, 3,937.59 and 1,530.57

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Solution

The fourth proportional to 2,625.87, 3,937.59 and 1,530.57 is: 2,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.87 : 3,937.59 = 1,530.57 : x
  2. Step 2: Convert to fraction form
    2,625.87/3,937.59 = 1,530.57/x
  3. Step 3: Cross multiply
    2,625.87x = 3,937.59 × 1,530.57
  4. Step 4: Simplify right side
    2,625.87x = 6,026,757.13
  5. Step 5: Solve for x
    x = 6,026,757.13/2,625.87
  6. Step 6: Final answer
    x = 2,295.15

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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.