Home / 9,208.52-12,707.78-5,016.80

Finding the Fourth Proportional to 9,208.52, 12,707.78 and 5,016.80

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Solution

The fourth proportional to 9,208.52, 12,707.78 and 5,016.80 is: 6,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208.52 : 12,707.78 = 5,016.80 : x
  2. Step 2: Convert to fraction form
    9,208.52/12,707.78 = 5,016.80/x
  3. Step 3: Cross multiply
    9,208.52x = 12,707.78 × 5,016.80
  4. Step 4: Simplify right side
    9,208.52x = 63,752,390.70
  5. Step 5: Solve for x
    x = 63,752,390.70/9,208.52
  6. Step 6: Final answer
    x = 6,923.20

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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.