Home / 8,891.04-13,332.21-5,194.20

Finding the Fourth Proportional to 8,891.04, 13,332.21 and 5,194.20

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Solution

The fourth proportional to 8,891.04, 13,332.21 and 5,194.20 is: 7,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.04 : 13,332.21 = 5,194.20 : x
  2. Step 2: Convert to fraction form
    8,891.04/13,332.21 = 5,194.20/x
  3. Step 3: Cross multiply
    8,891.04x = 13,332.21 × 5,194.20
  4. Step 4: Simplify right side
    8,891.04x = 69,250,165.18
  5. Step 5: Solve for x
    x = 69,250,165.18/8,891.04
  6. Step 6: Final answer
    x = 7,788.76

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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.