Home / 1,694.09-2,545.24-1,079.00

Finding the Fourth Proportional to 1,694.09, 2,545.24 and 1,079.00

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Solution

The fourth proportional to 1,694.09, 2,545.24 and 1,079.00 is: 1,621.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.09 : 2,545.24 = 1,079.00 : x
  2. Step 2: Convert to fraction form
    1,694.09/2,545.24 = 1,079.00/x
  3. Step 3: Cross multiply
    1,694.09x = 2,545.24 × 1,079.00
  4. Step 4: Simplify right side
    1,694.09x = 2,746,298.39
  5. Step 5: Solve for x
    x = 2,746,298.39/1,694.09
  6. Step 6: Final answer
    x = 1,621.11

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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.