Home / 5,335.20-8,002.80-4,567.20

Finding the Fourth Proportional to 5,335.20, 8,002.80 and 4,567.20

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Solution

The fourth proportional to 5,335.20, 8,002.80 and 4,567.20 is: 6,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.20 : 8,002.80 = 4,567.20 : x
  2. Step 2: Convert to fraction form
    5,335.20/8,002.80 = 4,567.20/x
  3. Step 3: Cross multiply
    5,335.20x = 8,002.80 × 4,567.20
  4. Step 4: Simplify right side
    5,335.20x = 36,550,388.16
  5. Step 5: Solve for x
    x = 36,550,388.16/5,335.20
  6. Step 6: Final answer
    x = 6,850.80

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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.