Home / 2,073.68-3,097.09-1,878.29

Finding the Fourth Proportional to 2,073.68, 3,097.09 and 1,878.29

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Solution

The fourth proportional to 2,073.68, 3,097.09 and 1,878.29 is: 2,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.68 : 3,097.09 = 1,878.29 : x
  2. Step 2: Convert to fraction form
    2,073.68/3,097.09 = 1,878.29/x
  3. Step 3: Cross multiply
    2,073.68x = 3,097.09 × 1,878.29
  4. Step 4: Simplify right side
    2,073.68x = 5,817,233.18
  5. Step 5: Solve for x
    x = 5,817,233.18/2,073.68
  6. Step 6: Final answer
    x = 2,805.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.