Home / 3,360.11-5,039.70-895.13

Finding the Fourth Proportional to 3,360.11, 5,039.70 and 895.13

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Solution

The fourth proportional to 3,360.11, 5,039.70 and 895.13 is: 1,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.11 : 5,039.70 = 895.13 : x
  2. Step 2: Convert to fraction form
    3,360.11/5,039.70 = 895.13/x
  3. Step 3: Cross multiply
    3,360.11x = 5,039.70 × 895.13
  4. Step 4: Simplify right side
    3,360.11x = 4,511,186.66
  5. Step 5: Solve for x
    x = 4,511,186.66/3,360.11
  6. Step 6: Final answer
    x = 1,342.57

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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.