Home / 9,908.97-13,675.77-6,133.35

Finding the Fourth Proportional to 9,908.97, 13,675.77 and 6,133.35

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Solution

The fourth proportional to 9,908.97, 13,675.77 and 6,133.35 is: 8,464.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908.97 : 13,675.77 = 6,133.35 : x
  2. Step 2: Convert to fraction form
    9,908.97/13,675.77 = 6,133.35/x
  3. Step 3: Cross multiply
    9,908.97x = 13,675.77 × 6,133.35
  4. Step 4: Simplify right side
    9,908.97x = 83,878,283.93
  5. Step 5: Solve for x
    x = 83,878,283.93/9,908.97
  6. Step 6: Final answer
    x = 8,464.88

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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.