Home / 3,360.10-5,040.15-895.30

Finding the Fourth Proportional to 3,360.10, 5,040.15 and 895.30

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Solution

The fourth proportional to 3,360.10, 5,040.15 and 895.30 is: 1,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.10 : 5,040.15 = 895.30 : x
  2. Step 2: Convert to fraction form
    3,360.10/5,040.15 = 895.30/x
  3. Step 3: Cross multiply
    3,360.10x = 5,040.15 × 895.30
  4. Step 4: Simplify right side
    3,360.10x = 4,512,446.30
  5. Step 5: Solve for x
    x = 4,512,446.30/3,360.10
  6. Step 6: Final answer
    x = 1,342.95

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.