Home / 1,763.68-2,433.36-1,298.08

Finding the Fourth Proportional to 1,763.68, 2,433.36 and 1,298.08

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Solution

The fourth proportional to 1,763.68, 2,433.36 and 1,298.08 is: 1,790.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.68 : 2,433.36 = 1,298.08 : x
  2. Step 2: Convert to fraction form
    1,763.68/2,433.36 = 1,298.08/x
  3. Step 3: Cross multiply
    1,763.68x = 2,433.36 × 1,298.08
  4. Step 4: Simplify right side
    1,763.68x = 3,158,695.95
  5. Step 5: Solve for x
    x = 3,158,695.95/1,763.68
  6. Step 6: Final answer
    x = 1,790.97

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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.