Home / 7,407.72-10,222.67-4,050.57

Finding the Fourth Proportional to 7,407.72, 10,222.67 and 4,050.57

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Solution

The fourth proportional to 7,407.72, 10,222.67 and 4,050.57 is: 5,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.72 : 10,222.67 = 4,050.57 : x
  2. Step 2: Convert to fraction form
    7,407.72/10,222.67 = 4,050.57/x
  3. Step 3: Cross multiply
    7,407.72x = 10,222.67 × 4,050.57
  4. Step 4: Simplify right side
    7,407.72x = 41,407,620.17
  5. Step 5: Solve for x
    x = 41,407,620.17/7,407.72
  6. Step 6: Final answer
    x = 5,589.79

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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.