Home / 2,029.54-2,800.75-1,098.04

Finding the Fourth Proportional to 2,029.54, 2,800.75 and 1,098.04

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Solution

The fourth proportional to 2,029.54, 2,800.75 and 1,098.04 is: 1,515.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.54 : 2,800.75 = 1,098.04 : x
  2. Step 2: Convert to fraction form
    2,029.54/2,800.75 = 1,098.04/x
  3. Step 3: Cross multiply
    2,029.54x = 2,800.75 × 1,098.04
  4. Step 4: Simplify right side
    2,029.54x = 3,075,335.53
  5. Step 5: Solve for x
    x = 3,075,335.53/2,029.54
  6. Step 6: Final answer
    x = 1,515.29

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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.