Home / 3,551.52-4,896.72-2,763.84

Finding the Fourth Proportional to 3,551.52, 4,896.72 and 2,763.84

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Solution

The fourth proportional to 3,551.52, 4,896.72 and 2,763.84 is: 3,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.52 : 4,896.72 = 2,763.84 : x
  2. Step 2: Convert to fraction form
    3,551.52/4,896.72 = 2,763.84/x
  3. Step 3: Cross multiply
    3,551.52x = 4,896.72 × 2,763.84
  4. Step 4: Simplify right side
    3,551.52x = 13,533,750.60
  5. Step 5: Solve for x
    x = 13,533,750.60/3,551.52
  6. Step 6: Final answer
    x = 3,810.69

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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.