Home / 8,326.17-11,468.58-5,803.78

Finding the Fourth Proportional to 8,326.17, 11,468.58 and 5,803.78

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Solution

The fourth proportional to 8,326.17, 11,468.58 and 5,803.78 is: 7,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.17 : 11,468.58 = 5,803.78 : x
  2. Step 2: Convert to fraction form
    8,326.17/11,468.58 = 5,803.78/x
  3. Step 3: Cross multiply
    8,326.17x = 11,468.58 × 5,803.78
  4. Step 4: Simplify right side
    8,326.17x = 66,561,115.23
  5. Step 5: Solve for x
    x = 66,561,115.23/8,326.17
  6. Step 6: Final answer
    x = 7,994.21

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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.