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Finding the Fourth Proportional to 6,966.07, 9,610.54 and 4,448.30

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Solution

The fourth proportional to 6,966.07, 9,610.54 and 4,448.30 is: 6,136.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.07 : 9,610.54 = 4,448.30 : x
  2. Step 2: Convert to fraction form
    6,966.07/9,610.54 = 4,448.30/x
  3. Step 3: Cross multiply
    6,966.07x = 9,610.54 × 4,448.30
  4. Step 4: Simplify right side
    6,966.07x = 42,750,505.91
  5. Step 5: Solve for x
    x = 42,750,505.91/6,966.07
  6. Step 6: Final answer
    x = 6,136.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.