Home / 8,011.10-12,016.66-3,628.46

Finding the Fourth Proportional to 8,011.10, 12,016.66 and 3,628.46

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Solution

The fourth proportional to 8,011.10, 12,016.66 and 3,628.46 is: 5,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.10 : 12,016.66 = 3,628.46 : x
  2. Step 2: Convert to fraction form
    8,011.10/12,016.66 = 3,628.46/x
  3. Step 3: Cross multiply
    8,011.10x = 12,016.66 × 3,628.46
  4. Step 4: Simplify right side
    8,011.10x = 43,601,970.14
  5. Step 5: Solve for x
    x = 43,601,970.14/8,011.10
  6. Step 6: Final answer
    x = 5,442.69

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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.