Home / 2,006.93-2,769.51-1,122.83

Finding the Fourth Proportional to 2,006.93, 2,769.51 and 1,122.83

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Solution

The fourth proportional to 2,006.93, 2,769.51 and 1,122.83 is: 1,549.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.93 : 2,769.51 = 1,122.83 : x
  2. Step 2: Convert to fraction form
    2,006.93/2,769.51 = 1,122.83/x
  3. Step 3: Cross multiply
    2,006.93x = 2,769.51 × 1,122.83
  4. Step 4: Simplify right side
    2,006.93x = 3,109,688.91
  5. Step 5: Solve for x
    x = 3,109,688.91/2,006.93
  6. Step 6: Final answer
    x = 1,549.48

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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.