Home / 3,184.41-4,395.17-2,430.15

Finding the Fourth Proportional to 3,184.41, 4,395.17 and 2,430.15

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Solution

The fourth proportional to 3,184.41, 4,395.17 and 2,430.15 is: 3,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.41 : 4,395.17 = 2,430.15 : x
  2. Step 2: Convert to fraction form
    3,184.41/4,395.17 = 2,430.15/x
  3. Step 3: Cross multiply
    3,184.41x = 4,395.17 × 2,430.15
  4. Step 4: Simplify right side
    3,184.41x = 10,680,922.38
  5. Step 5: Solve for x
    x = 10,680,922.38/3,184.41
  6. Step 6: Final answer
    x = 3,354.13

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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.