Home / 2,078.65-2,862.70-2,033.29

Finding the Fourth Proportional to 2,078.65, 2,862.70 and 2,033.29

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Solution

The fourth proportional to 2,078.65, 2,862.70 and 2,033.29 is: 2,800.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078.65 : 2,862.70 = 2,033.29 : x
  2. Step 2: Convert to fraction form
    2,078.65/2,862.70 = 2,033.29/x
  3. Step 3: Cross multiply
    2,078.65x = 2,862.70 × 2,033.29
  4. Step 4: Simplify right side
    2,078.65x = 5,820,699.28
  5. Step 5: Solve for x
    x = 5,820,699.28/2,078.65
  6. Step 6: Final answer
    x = 2,800.23

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1.5x scale

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.