Home / 5,349.04-7,382.95-3,112.22

Finding the Fourth Proportional to 5,349.04, 7,382.95 and 3,112.22

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Solution

The fourth proportional to 5,349.04, 7,382.95 and 3,112.22 is: 4,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.04 : 7,382.95 = 3,112.22 : x
  2. Step 2: Convert to fraction form
    5,349.04/7,382.95 = 3,112.22/x
  3. Step 3: Cross multiply
    5,349.04x = 7,382.95 × 3,112.22
  4. Step 4: Simplify right side
    5,349.04x = 22,977,375.33
  5. Step 5: Solve for x
    x = 22,977,375.33/5,349.04
  6. Step 6: Final answer
    x = 4,295.61

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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.