Home / 2,029.64-2,800.91-1,098.14

Finding the Fourth Proportional to 2,029.64, 2,800.91 and 1,098.14

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Solution

The fourth proportional to 2,029.64, 2,800.91 and 1,098.14 is: 1,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.64 : 2,800.91 = 1,098.14 : x
  2. Step 2: Convert to fraction form
    2,029.64/2,800.91 = 1,098.14/x
  3. Step 3: Cross multiply
    2,029.64x = 2,800.91 × 1,098.14
  4. Step 4: Simplify right side
    2,029.64x = 3,075,795.80
  5. Step 5: Solve for x
    x = 3,075,795.80/2,029.64
  6. Step 6: Final answer
    x = 1,515.44

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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.