Home / 7,552.80-11,309.76-4,947.84

Finding the Fourth Proportional to 7,552.80, 11,309.76 and 4,947.84

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Solution

The fourth proportional to 7,552.80, 11,309.76 and 4,947.84 is: 7,409.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.80 : 11,309.76 = 4,947.84 : x
  2. Step 2: Convert to fraction form
    7,552.80/11,309.76 = 4,947.84/x
  3. Step 3: Cross multiply
    7,552.80x = 11,309.76 × 4,947.84
  4. Step 4: Simplify right side
    7,552.80x = 55,958,882.92
  5. Step 5: Solve for x
    x = 55,958,882.92/7,552.80
  6. Step 6: Final answer
    x = 7,409.02

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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.