Home / 2,805.35-4,206.72-2,022.08

Finding the Fourth Proportional to 2,805.35, 4,206.72 and 2,022.08

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Solution

The fourth proportional to 2,805.35, 4,206.72 and 2,022.08 is: 3,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805.35 : 4,206.72 = 2,022.08 : x
  2. Step 2: Convert to fraction form
    2,805.35/4,206.72 = 2,022.08/x
  3. Step 3: Cross multiply
    2,805.35x = 4,206.72 × 2,022.08
  4. Step 4: Simplify right side
    2,805.35x = 8,506,324.38
  5. Step 5: Solve for x
    x = 8,506,324.38/2,805.35
  6. Step 6: Final answer
    x = 3,032.18

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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.