Home / 6,169.10-8,512.90-3,810.38

Finding the Fourth Proportional to 6,169.10, 8,512.90 and 3,810.38

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Solution

The fourth proportional to 6,169.10, 8,512.90 and 3,810.38 is: 5,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169.10 : 8,512.90 = 3,810.38 : x
  2. Step 2: Convert to fraction form
    6,169.10/8,512.90 = 3,810.38/x
  3. Step 3: Cross multiply
    6,169.10x = 8,512.90 × 3,810.38
  4. Step 4: Simplify right side
    6,169.10x = 32,437,331.81
  5. Step 5: Solve for x
    x = 32,437,331.81/6,169.10
  6. Step 6: Final answer
    x = 5,258.04

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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.