Home / 8,350.92-11,518.72-5,370.52

Finding the Fourth Proportional to 8,350.92, 11,518.72 and 5,370.52

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Solution

The fourth proportional to 8,350.92, 11,518.72 and 5,370.52 is: 7,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.92 : 11,518.72 = 5,370.52 : x
  2. Step 2: Convert to fraction form
    8,350.92/11,518.72 = 5,370.52/x
  3. Step 3: Cross multiply
    8,350.92x = 11,518.72 × 5,370.52
  4. Step 4: Simplify right side
    8,350.92x = 61,861,516.13
  5. Step 5: Solve for x
    x = 61,861,516.13/8,350.92
  6. Step 6: Final answer
    x = 7,407.75

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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.