Home / 8,176.23-12,266.36-2,630.19

Finding the Fourth Proportional to 8,176.23, 12,266.36 and 2,630.19

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Solution

The fourth proportional to 8,176.23, 12,266.36 and 2,630.19 is: 3,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.23 : 12,266.36 = 2,630.19 : x
  2. Step 2: Convert to fraction form
    8,176.23/12,266.36 = 2,630.19/x
  3. Step 3: Cross multiply
    8,176.23x = 12,266.36 × 2,630.19
  4. Step 4: Simplify right side
    8,176.23x = 32,262,844.26
  5. Step 5: Solve for x
    x = 32,262,844.26/8,176.23
  6. Step 6: Final answer
    x = 3,945.93

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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.