Home / 2,580.41-3,560.97-1,401.48

Finding the Fourth Proportional to 2,580.41, 3,560.97 and 1,401.48

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Solution

The fourth proportional to 2,580.41, 3,560.97 and 1,401.48 is: 1,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.41 : 3,560.97 = 1,401.48 : x
  2. Step 2: Convert to fraction form
    2,580.41/3,560.97 = 1,401.48/x
  3. Step 3: Cross multiply
    2,580.41x = 3,560.97 × 1,401.48
  4. Step 4: Simplify right side
    2,580.41x = 4,990,628.24
  5. Step 5: Solve for x
    x = 4,990,628.24/2,580.41
  6. Step 6: Final answer
    x = 1,934.05

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1.5x scale

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.