Home / 3,154.13-4,353.59-1,895.58

Finding the Fourth Proportional to 3,154.13, 4,353.59 and 1,895.58

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Solution

The fourth proportional to 3,154.13, 4,353.59 and 1,895.58 is: 2,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.13 : 4,353.59 = 1,895.58 : x
  2. Step 2: Convert to fraction form
    3,154.13/4,353.59 = 1,895.58/x
  3. Step 3: Cross multiply
    3,154.13x = 4,353.59 × 1,895.58
  4. Step 4: Simplify right side
    3,154.13x = 8,252,568.65
  5. Step 5: Solve for x
    x = 8,252,568.65/3,154.13
  6. Step 6: Final answer
    x = 2,616.44

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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.