Home / 8,022.46-12,030.81-3,089.62

Finding the Fourth Proportional to 8,022.46, 12,030.81 and 3,089.62

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Solution

The fourth proportional to 8,022.46, 12,030.81 and 3,089.62 is: 4,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.46 : 12,030.81 = 3,089.62 : x
  2. Step 2: Convert to fraction form
    8,022.46/12,030.81 = 3,089.62/x
  3. Step 3: Cross multiply
    8,022.46x = 12,030.81 × 3,089.62
  4. Step 4: Simplify right side
    8,022.46x = 37,170,631.19
  5. Step 5: Solve for x
    x = 37,170,631.19/8,022.46
  6. Step 6: Final answer
    x = 4,633.32

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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.