Home / 9,721.44-13,421.52-6,000.48

Finding the Fourth Proportional to 9,721.44, 13,421.52 and 6,000.48

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Solution

The fourth proportional to 9,721.44, 13,421.52 and 6,000.48 is: 8,284.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.44 : 13,421.52 = 6,000.48 : x
  2. Step 2: Convert to fraction form
    9,721.44/13,421.52 = 6,000.48/x
  3. Step 3: Cross multiply
    9,721.44x = 13,421.52 × 6,000.48
  4. Step 4: Simplify right side
    9,721.44x = 80,535,562.33
  5. Step 5: Solve for x
    x = 80,535,562.33/9,721.44
  6. Step 6: Final answer
    x = 8,284.32

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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.