Home / 2,250.99-3,376.59-1,155.06

Finding the Fourth Proportional to 2,250.99, 3,376.59 and 1,155.06

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Solution

The fourth proportional to 2,250.99, 3,376.59 and 1,155.06 is: 1,732.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.99 : 3,376.59 = 1,155.06 : x
  2. Step 2: Convert to fraction form
    2,250.99/3,376.59 = 1,155.06/x
  3. Step 3: Cross multiply
    2,250.99x = 3,376.59 × 1,155.06
  4. Step 4: Simplify right side
    2,250.99x = 3,900,164.05
  5. Step 5: Solve for x
    x = 3,900,164.05/2,250.99
  6. Step 6: Final answer
    x = 1,732.64

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1.5x scale

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.