Home / 5,002.75-7,520.33-4,642.03

Finding the Fourth Proportional to 5,002.75, 7,520.33 and 4,642.03

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Solution

The fourth proportional to 5,002.75, 7,520.33 and 4,642.03 is: 6,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002.75 : 7,520.33 = 4,642.03 : x
  2. Step 2: Convert to fraction form
    5,002.75/7,520.33 = 4,642.03/x
  3. Step 3: Cross multiply
    5,002.75x = 7,520.33 × 4,642.03
  4. Step 4: Simplify right side
    5,002.75x = 34,909,597.47
  5. Step 5: Solve for x
    x = 34,909,597.47/5,002.75
  6. Step 6: Final answer
    x = 6,978.08

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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.