Home / 8,767.49-13,149.02-4,083.05

Finding the Fourth Proportional to 8,767.49, 13,149.02 and 4,083.05

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Solution

The fourth proportional to 8,767.49, 13,149.02 and 4,083.05 is: 6,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.49 : 13,149.02 = 4,083.05 : x
  2. Step 2: Convert to fraction form
    8,767.49/13,149.02 = 4,083.05/x
  3. Step 3: Cross multiply
    8,767.49x = 13,149.02 × 4,083.05
  4. Step 4: Simplify right side
    8,767.49x = 53,688,149.19
  5. Step 5: Solve for x
    x = 53,688,149.19/8,767.49
  6. Step 6: Final answer
    x = 6,123.55

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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.