Home / 3,521.05-5,277.15-3,081.25

Finding the Fourth Proportional to 3,521.05, 5,277.15 and 3,081.25

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Solution

The fourth proportional to 3,521.05, 5,277.15 and 3,081.25 is: 4,618.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.05 : 5,277.15 = 3,081.25 : x
  2. Step 2: Convert to fraction form
    3,521.05/5,277.15 = 3,081.25/x
  3. Step 3: Cross multiply
    3,521.05x = 5,277.15 × 3,081.25
  4. Step 4: Simplify right side
    3,521.05x = 16,260,225.03
  5. Step 5: Solve for x
    x = 16,260,225.03/3,521.05
  6. Step 6: Final answer
    x = 4,618.01

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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.