Home / 2,042.35-2,818.43-1,110.85

Finding the Fourth Proportional to 2,042.35, 2,818.43 and 1,110.85

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Solution

The fourth proportional to 2,042.35, 2,818.43 and 1,110.85 is: 1,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.35 : 2,818.43 = 1,110.85 : x
  2. Step 2: Convert to fraction form
    2,042.35/2,818.43 = 1,110.85/x
  3. Step 3: Cross multiply
    2,042.35x = 2,818.43 × 1,110.85
  4. Step 4: Simplify right side
    2,042.35x = 3,130,848.70
  5. Step 5: Solve for x
    x = 3,130,848.70/2,042.35
  6. Step 6: Final answer
    x = 1,532.97

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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.