Home / 7,002.80-10,494.34-3,884.24

Finding the Fourth Proportional to 7,002.80, 10,494.34 and 3,884.24

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Solution

The fourth proportional to 7,002.80, 10,494.34 and 3,884.24 is: 5,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.80 : 10,494.34 = 3,884.24 : x
  2. Step 2: Convert to fraction form
    7,002.80/10,494.34 = 3,884.24/x
  3. Step 3: Cross multiply
    7,002.80x = 10,494.34 × 3,884.24
  4. Step 4: Simplify right side
    7,002.80x = 40,762,535.20
  5. Step 5: Solve for x
    x = 40,762,535.20/7,002.80
  6. Step 6: Final answer
    x = 5,820.89

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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.