Home / 3,001.21-4,141.77-1,675.24

Finding the Fourth Proportional to 3,001.21, 4,141.77 and 1,675.24

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Solution

The fourth proportional to 3,001.21, 4,141.77 and 1,675.24 is: 2,311.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.21 : 4,141.77 = 1,675.24 : x
  2. Step 2: Convert to fraction form
    3,001.21/4,141.77 = 1,675.24/x
  3. Step 3: Cross multiply
    3,001.21x = 4,141.77 × 1,675.24
  4. Step 4: Simplify right side
    3,001.21x = 6,938,442.14
  5. Step 5: Solve for x
    x = 6,938,442.14/3,001.21
  6. Step 6: Final answer
    x = 2,311.88

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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.