Home / 3,652.80-5,038.96-2,767.07

Finding the Fourth Proportional to 3,652.80, 5,038.96 and 2,767.07

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Solution

The fourth proportional to 3,652.80, 5,038.96 and 2,767.07 is: 3,817.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.80 : 5,038.96 = 2,767.07 : x
  2. Step 2: Convert to fraction form
    3,652.80/5,038.96 = 2,767.07/x
  3. Step 3: Cross multiply
    3,652.80x = 5,038.96 × 2,767.07
  4. Step 4: Simplify right side
    3,652.80x = 13,943,155.05
  5. Step 5: Solve for x
    x = 13,943,155.05/3,652.80
  6. Step 6: Final answer
    x = 3,817.11

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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.