Home / 8,113.24-12,167.70-3,495.16

Finding the Fourth Proportional to 8,113.24, 12,167.70 and 3,495.16

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Solution

The fourth proportional to 8,113.24, 12,167.70 and 3,495.16 is: 5,241.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.24 : 12,167.70 = 3,495.16 : x
  2. Step 2: Convert to fraction form
    8,113.24/12,167.70 = 3,495.16/x
  3. Step 3: Cross multiply
    8,113.24x = 12,167.70 × 3,495.16
  4. Step 4: Simplify right side
    8,113.24x = 42,528,058.33
  5. Step 5: Solve for x
    x = 42,528,058.33/8,113.24
  6. Step 6: Final answer
    x = 5,241.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.