Home / 2,401.45-3,310.37-1,876.57

Finding the Fourth Proportional to 2,401.45, 3,310.37 and 1,876.57

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Solution

The fourth proportional to 2,401.45, 3,310.37 and 1,876.57 is: 2,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.45 : 3,310.37 = 1,876.57 : x
  2. Step 2: Convert to fraction form
    2,401.45/3,310.37 = 1,876.57/x
  3. Step 3: Cross multiply
    2,401.45x = 3,310.37 × 1,876.57
  4. Step 4: Simplify right side
    2,401.45x = 6,212,130.41
  5. Step 5: Solve for x
    x = 6,212,130.41/2,401.45
  6. Step 6: Final answer
    x = 2,586.83

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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.