Home / 3,188.46-4,402.98-2,401.14

Finding the Fourth Proportional to 3,188.46, 4,402.98 and 2,401.14

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Solution

The fourth proportional to 3,188.46, 4,402.98 and 2,401.14 is: 3,315.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.46 : 4,402.98 = 2,401.14 : x
  2. Step 2: Convert to fraction form
    3,188.46/4,402.98 = 2,401.14/x
  3. Step 3: Cross multiply
    3,188.46x = 4,402.98 × 2,401.14
  4. Step 4: Simplify right side
    3,188.46x = 10,572,171.40
  5. Step 5: Solve for x
    x = 10,572,171.40/3,188.46
  6. Step 6: Final answer
    x = 3,315.76

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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.