Home / 3,001.60-4,142.16-1,675.27

Finding the Fourth Proportional to 3,001.60, 4,142.16 and 1,675.27

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Solution

The fourth proportional to 3,001.60, 4,142.16 and 1,675.27 is: 2,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.60 : 4,142.16 = 1,675.27 : x
  2. Step 2: Convert to fraction form
    3,001.60/4,142.16 = 1,675.27/x
  3. Step 3: Cross multiply
    3,001.60x = 4,142.16 × 1,675.27
  4. Step 4: Simplify right side
    3,001.60x = 6,939,236.38
  5. Step 5: Solve for x
    x = 6,939,236.38/3,001.60
  6. Step 6: Final answer
    x = 2,311.85

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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.