Home / 2,869.95-4,305.58-1,021.06

Finding the Fourth Proportional to 2,869.95, 4,305.58 and 1,021.06

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Solution

The fourth proportional to 2,869.95, 4,305.58 and 1,021.06 is: 1,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.95 : 4,305.58 = 1,021.06 : x
  2. Step 2: Convert to fraction form
    2,869.95/4,305.58 = 1,021.06/x
  3. Step 3: Cross multiply
    2,869.95x = 4,305.58 × 1,021.06
  4. Step 4: Simplify right side
    2,869.95x = 4,396,255.51
  5. Step 5: Solve for x
    x = 4,396,255.51/2,869.95
  6. Step 6: Final answer
    x = 1,531.82

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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.