Home / 8,065.22-11,130.92-4,708.87

Finding the Fourth Proportional to 8,065.22, 11,130.92 and 4,708.87

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Solution

The fourth proportional to 8,065.22, 11,130.92 and 4,708.87 is: 6,498.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.22 : 11,130.92 = 4,708.87 : x
  2. Step 2: Convert to fraction form
    8,065.22/11,130.92 = 4,708.87/x
  3. Step 3: Cross multiply
    8,065.22x = 11,130.92 × 4,708.87
  4. Step 4: Simplify right side
    8,065.22x = 52,414,021.55
  5. Step 5: Solve for x
    x = 52,414,021.55/8,065.22
  6. Step 6: Final answer
    x = 6,498.77

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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.