Home / 3,448.95-5,175.59-3,155.19

Finding the Fourth Proportional to 3,448.95, 5,175.59 and 3,155.19

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Solution

The fourth proportional to 3,448.95, 5,175.59 and 3,155.19 is: 4,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.95 : 5,175.59 = 3,155.19 : x
  2. Step 2: Convert to fraction form
    3,448.95/5,175.59 = 3,155.19/x
  3. Step 3: Cross multiply
    3,448.95x = 5,175.59 × 3,155.19
  4. Step 4: Simplify right side
    3,448.95x = 16,329,954.04
  5. Step 5: Solve for x
    x = 16,329,954.04/3,448.95
  6. Step 6: Final answer
    x = 4,734.76

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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.