Home / 6,663.24-9,988.12-2,967.12

Finding the Fourth Proportional to 6,663.24, 9,988.12 and 2,967.12

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Solution

The fourth proportional to 6,663.24, 9,988.12 and 2,967.12 is: 4,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.24 : 9,988.12 = 2,967.12 : x
  2. Step 2: Convert to fraction form
    6,663.24/9,988.12 = 2,967.12/x
  3. Step 3: Cross multiply
    6,663.24x = 9,988.12 × 2,967.12
  4. Step 4: Simplify right side
    6,663.24x = 29,635,950.61
  5. Step 5: Solve for x
    x = 29,635,950.61/6,663.24
  6. Step 6: Final answer
    x = 4,447.68

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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.