Home / 4,247.20-5,860.92-2,384.20

Finding the Fourth Proportional to 4,247.20, 5,860.92 and 2,384.20

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Solution

The fourth proportional to 4,247.20, 5,860.92 and 2,384.20 is: 3,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.20 : 5,860.92 = 2,384.20 : x
  2. Step 2: Convert to fraction form
    4,247.20/5,860.92 = 2,384.20/x
  3. Step 3: Cross multiply
    4,247.20x = 5,860.92 × 2,384.20
  4. Step 4: Simplify right side
    4,247.20x = 13,973,605.46
  5. Step 5: Solve for x
    x = 13,973,605.46/4,247.20
  6. Step 6: Final answer
    x = 3,290.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.