Home / 4,548.38-6,276.83-2,779.61

Finding the Fourth Proportional to 4,548.38, 6,276.83 and 2,779.61

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Solution

The fourth proportional to 4,548.38, 6,276.83 and 2,779.61 is: 3,835.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,548.38 : 6,276.83 = 2,779.61 : x
  2. Step 2: Convert to fraction form
    4,548.38/6,276.83 = 2,779.61/x
  3. Step 3: Cross multiply
    4,548.38x = 6,276.83 × 2,779.61
  4. Step 4: Simplify right side
    4,548.38x = 17,447,094.15
  5. Step 5: Solve for x
    x = 17,447,094.15/4,548.38
  6. Step 6: Final answer
    x = 3,835.90

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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.