Home / 9,033.36-12,454.20-6,519.12

Finding the Fourth Proportional to 9,033.36, 12,454.20 and 6,519.12

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Solution

The fourth proportional to 9,033.36, 12,454.20 and 6,519.12 is: 8,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,033.36 : 12,454.20 = 6,519.12 : x
  2. Step 2: Convert to fraction form
    9,033.36/12,454.20 = 6,519.12/x
  3. Step 3: Cross multiply
    9,033.36x = 12,454.20 × 6,519.12
  4. Step 4: Simplify right side
    9,033.36x = 81,190,424.30
  5. Step 5: Solve for x
    x = 81,190,424.30/9,033.36
  6. Step 6: Final answer
    x = 8,987.84

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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.