Home / 6,319.32-9,475.74-3,687.66

Finding the Fourth Proportional to 6,319.32, 9,475.74 and 3,687.66

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Solution

The fourth proportional to 6,319.32, 9,475.74 and 3,687.66 is: 5,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.32 : 9,475.74 = 3,687.66 : x
  2. Step 2: Convert to fraction form
    6,319.32/9,475.74 = 3,687.66/x
  3. Step 3: Cross multiply
    6,319.32x = 9,475.74 × 3,687.66
  4. Step 4: Simplify right side
    6,319.32x = 34,943,307.37
  5. Step 5: Solve for x
    x = 34,943,307.37/6,319.32
  6. Step 6: Final answer
    x = 5,529.60

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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.