Home / 4,723.12-7,084.26-1,436.95

Finding the Fourth Proportional to 4,723.12, 7,084.26 and 1,436.95

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Solution

The fourth proportional to 4,723.12, 7,084.26 and 1,436.95 is: 2,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.12 : 7,084.26 = 1,436.95 : x
  2. Step 2: Convert to fraction form
    4,723.12/7,084.26 = 1,436.95/x
  3. Step 3: Cross multiply
    4,723.12x = 7,084.26 × 1,436.95
  4. Step 4: Simplify right side
    4,723.12x = 10,179,727.41
  5. Step 5: Solve for x
    x = 10,179,727.41/4,723.12
  6. Step 6: Final answer
    x = 2,155.30

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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.