Home / 2,006.61-2,769.05-1,110.30

Finding the Fourth Proportional to 2,006.61, 2,769.05 and 1,110.30

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Solution

The fourth proportional to 2,006.61, 2,769.05 and 1,110.30 is: 1,532.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.61 : 2,769.05 = 1,110.30 : x
  2. Step 2: Convert to fraction form
    2,006.61/2,769.05 = 1,110.30/x
  3. Step 3: Cross multiply
    2,006.61x = 2,769.05 × 1,110.30
  4. Step 4: Simplify right side
    2,006.61x = 3,074,470.66
  5. Step 5: Solve for x
    x = 3,074,470.66/2,006.61
  6. Step 6: Final answer
    x = 1,532.17

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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.