Home / 7,948.36-11,894.64-6,384.52

Finding the Fourth Proportional to 7,948.36, 11,894.64 and 6,384.52

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Solution

The fourth proportional to 7,948.36, 11,894.64 and 6,384.52 is: 9,554.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.36 : 11,894.64 = 6,384.52 : x
  2. Step 2: Convert to fraction form
    7,948.36/11,894.64 = 6,384.52/x
  3. Step 3: Cross multiply
    7,948.36x = 11,894.64 × 6,384.52
  4. Step 4: Simplify right side
    7,948.36x = 75,941,566.97
  5. Step 5: Solve for x
    x = 75,941,566.97/7,948.36
  6. Step 6: Final answer
    x = 9,554.37

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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.