Home / 3,436.32-5,154.66-1,589.16

Finding the Fourth Proportional to 3,436.32, 5,154.66 and 1,589.16

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Solution

The fourth proportional to 3,436.32, 5,154.66 and 1,589.16 is: 2,383.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.32 : 5,154.66 = 1,589.16 : x
  2. Step 2: Convert to fraction form
    3,436.32/5,154.66 = 1,589.16/x
  3. Step 3: Cross multiply
    3,436.32x = 5,154.66 × 1,589.16
  4. Step 4: Simplify right side
    3,436.32x = 8,191,579.49
  5. Step 5: Solve for x
    x = 8,191,579.49/3,436.32
  6. Step 6: Final answer
    x = 2,383.82

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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.