Home / 8,170.32-11,275.05-4,633.55

Finding the Fourth Proportional to 8,170.32, 11,275.05 and 4,633.55

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Solution

The fourth proportional to 8,170.32, 11,275.05 and 4,633.55 is: 6,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.32 : 11,275.05 = 4,633.55 : x
  2. Step 2: Convert to fraction form
    8,170.32/11,275.05 = 4,633.55/x
  3. Step 3: Cross multiply
    8,170.32x = 11,275.05 × 4,633.55
  4. Step 4: Simplify right side
    8,170.32x = 52,243,507.93
  5. Step 5: Solve for x
    x = 52,243,507.93/8,170.32
  6. Step 6: Final answer
    x = 6,394.30

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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.