Home / 3,416.15-5,095.91-3,315.44

Finding the Fourth Proportional to 3,416.15, 5,095.91 and 3,315.44

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Solution

The fourth proportional to 3,416.15, 5,095.91 and 3,315.44 is: 4,945.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.15 : 5,095.91 = 3,315.44 : x
  2. Step 2: Convert to fraction form
    3,416.15/5,095.91 = 3,315.44/x
  3. Step 3: Cross multiply
    3,416.15x = 5,095.91 × 3,315.44
  4. Step 4: Simplify right side
    3,416.15x = 16,895,158.37
  5. Step 5: Solve for x
    x = 16,895,158.37/3,416.15
  6. Step 6: Final answer
    x = 4,945.68

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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.