Home / 6,343.98-9,515.70-3,763.32

Finding the Fourth Proportional to 6,343.98, 9,515.70 and 3,763.32

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Solution

The fourth proportional to 6,343.98, 9,515.70 and 3,763.32 is: 5,644.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.98 : 9,515.70 = 3,763.32 : x
  2. Step 2: Convert to fraction form
    6,343.98/9,515.70 = 3,763.32/x
  3. Step 3: Cross multiply
    6,343.98x = 9,515.70 × 3,763.32
  4. Step 4: Simplify right side
    6,343.98x = 35,810,624.12
  5. Step 5: Solve for x
    x = 35,810,624.12/6,343.98
  6. Step 6: Final answer
    x = 5,644.82

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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.