Home / 2,580.44-3,561.02-1,401.53

Finding the Fourth Proportional to 2,580.44, 3,561.02 and 1,401.53

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Solution

The fourth proportional to 2,580.44, 3,561.02 and 1,401.53 is: 1,934.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.44 : 3,561.02 = 1,401.53 : x
  2. Step 2: Convert to fraction form
    2,580.44/3,561.02 = 1,401.53/x
  3. Step 3: Cross multiply
    2,580.44x = 3,561.02 × 1,401.53
  4. Step 4: Simplify right side
    2,580.44x = 4,990,851.55
  5. Step 5: Solve for x
    x = 4,990,851.55/2,580.44
  6. Step 6: Final answer
    x = 1,934.11

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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.