Home / 1,703.28-2,555.16-1,521.84

Finding the Fourth Proportional to 1,703.28, 2,555.16 and 1,521.84

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Solution

The fourth proportional to 1,703.28, 2,555.16 and 1,521.84 is: 2,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.28 : 2,555.16 = 1,521.84 : x
  2. Step 2: Convert to fraction form
    1,703.28/2,555.16 = 1,521.84/x
  3. Step 3: Cross multiply
    1,703.28x = 2,555.16 × 1,521.84
  4. Step 4: Simplify right side
    1,703.28x = 3,888,544.69
  5. Step 5: Solve for x
    x = 3,888,544.69/1,703.28
  6. Step 6: Final answer
    x = 2,282.97

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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.