Home / 7,713.38-11,574.69-3,330.83

Finding the Fourth Proportional to 7,713.38, 11,574.69 and 3,330.83

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Solution

The fourth proportional to 7,713.38, 11,574.69 and 3,330.83 is: 4,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.38 : 11,574.69 = 3,330.83 : x
  2. Step 2: Convert to fraction form
    7,713.38/11,574.69 = 3,330.83/x
  3. Step 3: Cross multiply
    7,713.38x = 11,574.69 × 3,330.83
  4. Step 4: Simplify right side
    7,713.38x = 38,553,266.82
  5. Step 5: Solve for x
    x = 38,553,266.82/7,713.38
  6. Step 6: Final answer
    x = 4,998.24

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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.