Home / 4,219.11-6,332.10-2,987.73

Finding the Fourth Proportional to 4,219.11, 6,332.10 and 2,987.73

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Solution

The fourth proportional to 4,219.11, 6,332.10 and 2,987.73 is: 4,484.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.11 : 6,332.10 = 2,987.73 : x
  2. Step 2: Convert to fraction form
    4,219.11/6,332.10 = 2,987.73/x
  3. Step 3: Cross multiply
    4,219.11x = 6,332.10 × 2,987.73
  4. Step 4: Simplify right side
    4,219.11x = 18,918,605.13
  5. Step 5: Solve for x
    x = 18,918,605.13/4,219.11
  6. Step 6: Final answer
    x = 4,484.03

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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.