Home / 8,167.34-11,271.66-4,631.66

Finding the Fourth Proportional to 8,167.34, 11,271.66 and 4,631.66

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Solution

The fourth proportional to 8,167.34, 11,271.66 and 4,631.66 is: 6,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.34 : 11,271.66 = 4,631.66 : x
  2. Step 2: Convert to fraction form
    8,167.34/11,271.66 = 4,631.66/x
  3. Step 3: Cross multiply
    8,167.34x = 11,271.66 × 4,631.66
  4. Step 4: Simplify right side
    8,167.34x = 52,206,496.76
  5. Step 5: Solve for x
    x = 52,206,496.76/8,167.34
  6. Step 6: Final answer
    x = 6,392.11

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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.