Home / 4,723.32-7,085.12-1,436.44

Finding the Fourth Proportional to 4,723.32, 7,085.12 and 1,436.44

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Solution

The fourth proportional to 4,723.32, 7,085.12 and 1,436.44 is: 2,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.32 : 7,085.12 = 1,436.44 : x
  2. Step 2: Convert to fraction form
    4,723.32/7,085.12 = 1,436.44/x
  3. Step 3: Cross multiply
    4,723.32x = 7,085.12 × 1,436.44
  4. Step 4: Simplify right side
    4,723.32x = 10,177,314.35
  5. Step 5: Solve for x
    x = 10,177,314.35/4,723.32
  6. Step 6: Final answer
    x = 2,154.70

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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.