Home / 9,844.88-13,582.08-6,489.45

Finding the Fourth Proportional to 9,844.88, 13,582.08 and 6,489.45

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Solution

The fourth proportional to 9,844.88, 13,582.08 and 6,489.45 is: 8,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,844.88 : 13,582.08 = 6,489.45 : x
  2. Step 2: Convert to fraction form
    9,844.88/13,582.08 = 6,489.45/x
  3. Step 3: Cross multiply
    9,844.88x = 13,582.08 × 6,489.45
  4. Step 4: Simplify right side
    9,844.88x = 88,140,229.06
  5. Step 5: Solve for x
    x = 88,140,229.06/9,844.88
  6. Step 6: Final answer
    x = 8,952.90

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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.