Home / 8,169.41-12,254.13-2,975.69

Finding the Fourth Proportional to 8,169.41, 12,254.13 and 2,975.69

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Solution

The fourth proportional to 8,169.41, 12,254.13 and 2,975.69 is: 4,463.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.41 : 12,254.13 = 2,975.69 : x
  2. Step 2: Convert to fraction form
    8,169.41/12,254.13 = 2,975.69/x
  3. Step 3: Cross multiply
    8,169.41x = 12,254.13 × 2,975.69
  4. Step 4: Simplify right side
    8,169.41x = 36,464,492.10
  5. Step 5: Solve for x
    x = 36,464,492.10/8,169.41
  6. Step 6: Final answer
    x = 4,463.54

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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.