Home / 10,789.36-14,888.28-6,601.84

Finding the Fourth Proportional to 10,789.36, 14,888.28 and 6,601.84

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Solution

The fourth proportional to 10,789.36, 14,888.28 and 6,601.84 is: 9,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.36 : 14,888.28 = 6,601.84 : x
  2. Step 2: Convert to fraction form
    10,789.36/14,888.28 = 6,601.84/x
  3. Step 3: Cross multiply
    10,789.36x = 14,888.28 × 6,601.84
  4. Step 4: Simplify right side
    10,789.36x = 98,290,042.44
  5. Step 5: Solve for x
    x = 98,290,042.44/10,789.36
  6. Step 6: Final answer
    x = 9,109.90

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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.