Home / 9,983.36-14,965.26-8,505.92

Finding the Fourth Proportional to 9,983.36, 14,965.26 and 8,505.92

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Solution

The fourth proportional to 9,983.36, 14,965.26 and 8,505.92 is: 12,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.36 : 14,965.26 = 8,505.92 : x
  2. Step 2: Convert to fraction form
    9,983.36/14,965.26 = 8,505.92/x
  3. Step 3: Cross multiply
    9,983.36x = 14,965.26 × 8,505.92
  4. Step 4: Simplify right side
    9,983.36x = 127,293,304.34
  5. Step 5: Solve for x
    x = 127,293,304.34/9,983.36
  6. Step 6: Final answer
    x = 12,750.55

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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.