Home / 3,454.02-4,765.77-2,896.74

Finding the Fourth Proportional to 3,454.02, 4,765.77 and 2,896.74

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Solution

The fourth proportional to 3,454.02, 4,765.77 and 2,896.74 is: 3,996.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.02 : 4,765.77 = 2,896.74 : x
  2. Step 2: Convert to fraction form
    3,454.02/4,765.77 = 2,896.74/x
  3. Step 3: Cross multiply
    3,454.02x = 4,765.77 × 2,896.74
  4. Step 4: Simplify right side
    3,454.02x = 13,805,196.59
  5. Step 5: Solve for x
    x = 13,805,196.59/3,454.02
  6. Step 6: Final answer
    x = 3,996.85

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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.