Home / 1,864.84-2,801.61-1,759.76

Finding the Fourth Proportional to 1,864.84, 2,801.61 and 1,759.76

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Solution

The fourth proportional to 1,864.84, 2,801.61 and 1,759.76 is: 2,643.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.84 : 2,801.61 = 1,759.76 : x
  2. Step 2: Convert to fraction form
    1,864.84/2,801.61 = 1,759.76/x
  3. Step 3: Cross multiply
    1,864.84x = 2,801.61 × 1,759.76
  4. Step 4: Simplify right side
    1,864.84x = 4,930,161.21
  5. Step 5: Solve for x
    x = 4,930,161.21/1,864.84
  6. Step 6: Final answer
    x = 2,643.74

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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.