Home / 3,837.07-5,284.18-3,455.71

Finding the Fourth Proportional to 3,837.07, 5,284.18 and 3,455.71

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Solution

The fourth proportional to 3,837.07, 5,284.18 and 3,455.71 is: 4,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.07 : 5,284.18 = 3,455.71 : x
  2. Step 2: Convert to fraction form
    3,837.07/5,284.18 = 3,455.71/x
  3. Step 3: Cross multiply
    3,837.07x = 5,284.18 × 3,455.71
  4. Step 4: Simplify right side
    3,837.07x = 18,260,593.67
  5. Step 5: Solve for x
    x = 18,260,593.67/3,837.07
  6. Step 6: Final answer
    x = 4,758.99

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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.