Home / 2,401.92-3,314.25-1,407.11

Finding the Fourth Proportional to 2,401.92, 3,314.25 and 1,407.11

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Solution

The fourth proportional to 2,401.92, 3,314.25 and 1,407.11 is: 1,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.92 : 3,314.25 = 1,407.11 : x
  2. Step 2: Convert to fraction form
    2,401.92/3,314.25 = 1,407.11/x
  3. Step 3: Cross multiply
    2,401.92x = 3,314.25 × 1,407.11
  4. Step 4: Simplify right side
    2,401.92x = 4,663,497.75
  5. Step 5: Solve for x
    x = 4,663,497.75/2,401.92
  6. Step 6: Final answer
    x = 1,941.57

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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.