Home / 7,901.36-11,848.76-2,968.44

Finding the Fourth Proportional to 7,901.36, 11,848.76 and 2,968.44

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Solution

The fourth proportional to 7,901.36, 11,848.76 and 2,968.44 is: 4,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.36 : 11,848.76 = 2,968.44 : x
  2. Step 2: Convert to fraction form
    7,901.36/11,848.76 = 2,968.44/x
  3. Step 3: Cross multiply
    7,901.36x = 11,848.76 × 2,968.44
  4. Step 4: Simplify right side
    7,901.36x = 35,172,333.13
  5. Step 5: Solve for x
    x = 35,172,333.13/7,901.36
  6. Step 6: Final answer
    x = 4,451.43

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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.