Home / 6,307.40-9,456.48-3,185.96

Finding the Fourth Proportional to 6,307.40, 9,456.48 and 3,185.96

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Solution

The fourth proportional to 6,307.40, 9,456.48 and 3,185.96 is: 4,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307.40 : 9,456.48 = 3,185.96 : x
  2. Step 2: Convert to fraction form
    6,307.40/9,456.48 = 3,185.96/x
  3. Step 3: Cross multiply
    6,307.40x = 9,456.48 × 3,185.96
  4. Step 4: Simplify right side
    6,307.40x = 30,127,919.74
  5. Step 5: Solve for x
    x = 30,127,919.74/6,307.40
  6. Step 6: Final answer
    x = 4,776.60

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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.