Home / 11,248.54-15,519.86-6,468.22

Finding the Fourth Proportional to 11,248.54, 15,519.86 and 6,468.22

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Solution

The fourth proportional to 11,248.54, 15,519.86 and 6,468.22 is: 8,924.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.54 : 15,519.86 = 6,468.22 : x
  2. Step 2: Convert to fraction form
    11,248.54/15,519.86 = 6,468.22/x
  3. Step 3: Cross multiply
    11,248.54x = 15,519.86 × 6,468.22
  4. Step 4: Simplify right side
    11,248.54x = 100,385,868.85
  5. Step 5: Solve for x
    x = 100,385,868.85/11,248.54
  6. Step 6: Final answer
    x = 8,924.35

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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.