Home / 2,767.32-4,151.88-1,977.26

Finding the Fourth Proportional to 2,767.32, 4,151.88 and 1,977.26

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Solution

The fourth proportional to 2,767.32, 4,151.88 and 1,977.26 is: 2,966.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.32 : 4,151.88 = 1,977.26 : x
  2. Step 2: Convert to fraction form
    2,767.32/4,151.88 = 1,977.26/x
  3. Step 3: Cross multiply
    2,767.32x = 4,151.88 × 1,977.26
  4. Step 4: Simplify right side
    2,767.32x = 8,209,325.49
  5. Step 5: Solve for x
    x = 8,209,325.49/2,767.32
  6. Step 6: Final answer
    x = 2,966.53

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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.