Home / 9,006.96-13,510.44-3,162.21

Finding the Fourth Proportional to 9,006.96, 13,510.44 and 3,162.21

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Solution

The fourth proportional to 9,006.96, 13,510.44 and 3,162.21 is: 4,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.96 : 13,510.44 = 3,162.21 : x
  2. Step 2: Convert to fraction form
    9,006.96/13,510.44 = 3,162.21/x
  3. Step 3: Cross multiply
    9,006.96x = 13,510.44 × 3,162.21
  4. Step 4: Simplify right side
    9,006.96x = 42,722,848.47
  5. Step 5: Solve for x
    x = 42,722,848.47/9,006.96
  6. Step 6: Final answer
    x = 4,743.32

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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.