Home / 5,542.80-8,314.48-1,845.40

Finding the Fourth Proportional to 5,542.80, 8,314.48 and 1,845.40

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Solution

The fourth proportional to 5,542.80, 8,314.48 and 1,845.40 is: 2,768.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.80 : 8,314.48 = 1,845.40 : x
  2. Step 2: Convert to fraction form
    5,542.80/8,314.48 = 1,845.40/x
  3. Step 3: Cross multiply
    5,542.80x = 8,314.48 × 1,845.40
  4. Step 4: Simplify right side
    5,542.80x = 15,343,541.39
  5. Step 5: Solve for x
    x = 15,343,541.39/5,542.80
  6. Step 6: Final answer
    x = 2,768.19

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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.