Home / 7,360.91-11,034.88-2,921.69

Finding the Fourth Proportional to 7,360.91, 11,034.88 and 2,921.69

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Solution

The fourth proportional to 7,360.91, 11,034.88 and 2,921.69 is: 4,379.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.91 : 11,034.88 = 2,921.69 : x
  2. Step 2: Convert to fraction form
    7,360.91/11,034.88 = 2,921.69/x
  3. Step 3: Cross multiply
    7,360.91x = 11,034.88 × 2,921.69
  4. Step 4: Simplify right side
    7,360.91x = 32,240,507.42
  5. Step 5: Solve for x
    x = 32,240,507.42/7,360.91
  6. Step 6: Final answer
    x = 4,379.96

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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.