Home / 5,554.80-8,332.20-4,100.40

Finding the Fourth Proportional to 5,554.80, 8,332.20 and 4,100.40

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Solution

The fourth proportional to 5,554.80, 8,332.20 and 4,100.40 is: 6,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.80 : 8,332.20 = 4,100.40 : x
  2. Step 2: Convert to fraction form
    5,554.80/8,332.20 = 4,100.40/x
  3. Step 3: Cross multiply
    5,554.80x = 8,332.20 × 4,100.40
  4. Step 4: Simplify right side
    5,554.80x = 34,165,352.88
  5. Step 5: Solve for x
    x = 34,165,352.88/5,554.80
  6. Step 6: Final answer
    x = 6,150.60

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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.