Home / 5,853.80-8,077.92-4,454.12

Finding the Fourth Proportional to 5,853.80, 8,077.92 and 4,454.12

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Solution

The fourth proportional to 5,853.80, 8,077.92 and 4,454.12 is: 6,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.80 : 8,077.92 = 4,454.12 : x
  2. Step 2: Convert to fraction form
    5,853.80/8,077.92 = 4,454.12/x
  3. Step 3: Cross multiply
    5,853.80x = 8,077.92 × 4,454.12
  4. Step 4: Simplify right side
    5,853.80x = 35,980,025.03
  5. Step 5: Solve for x
    x = 35,980,025.03/5,853.80
  6. Step 6: Final answer
    x = 6,146.44

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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.