Home / 3,315.05-4,967.27-2,695.74

Finding the Fourth Proportional to 3,315.05, 4,967.27 and 2,695.74

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Solution

The fourth proportional to 3,315.05, 4,967.27 and 2,695.74 is: 4,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.05 : 4,967.27 = 2,695.74 : x
  2. Step 2: Convert to fraction form
    3,315.05/4,967.27 = 2,695.74/x
  3. Step 3: Cross multiply
    3,315.05x = 4,967.27 × 2,695.74
  4. Step 4: Simplify right side
    3,315.05x = 13,390,468.43
  5. Step 5: Solve for x
    x = 13,390,468.43/3,315.05
  6. Step 6: Final answer
    x = 4,039.30

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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.