Home / 2,059.30-2,841.11-1,429.66

Finding the Fourth Proportional to 2,059.30, 2,841.11 and 1,429.66

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Solution

The fourth proportional to 2,059.30, 2,841.11 and 1,429.66 is: 1,972.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059.30 : 2,841.11 = 1,429.66 : x
  2. Step 2: Convert to fraction form
    2,059.30/2,841.11 = 1,429.66/x
  3. Step 3: Cross multiply
    2,059.30x = 2,841.11 × 1,429.66
  4. Step 4: Simplify right side
    2,059.30x = 4,061,814.22
  5. Step 5: Solve for x
    x = 4,061,814.22/2,059.30
  6. Step 6: Final answer
    x = 1,972.43

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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.