Home / 3,042.13-4,552.80-1,930.99

Finding the Fourth Proportional to 3,042.13, 4,552.80 and 1,930.99

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Solution

The fourth proportional to 3,042.13, 4,552.80 and 1,930.99 is: 2,889.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.13 : 4,552.80 = 1,930.99 : x
  2. Step 2: Convert to fraction form
    3,042.13/4,552.80 = 1,930.99/x
  3. Step 3: Cross multiply
    3,042.13x = 4,552.80 × 1,930.99
  4. Step 4: Simplify right side
    3,042.13x = 8,791,411.27
  5. Step 5: Solve for x
    x = 8,791,411.27/3,042.13
  6. Step 6: Final answer
    x = 2,889.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.