Home / 5,342.15-8,011.38-2,009.81

Finding the Fourth Proportional to 5,342.15, 8,011.38 and 2,009.81

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Solution

The fourth proportional to 5,342.15, 8,011.38 and 2,009.81 is: 3,014.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.15 : 8,011.38 = 2,009.81 : x
  2. Step 2: Convert to fraction form
    5,342.15/8,011.38 = 2,009.81/x
  3. Step 3: Cross multiply
    5,342.15x = 8,011.38 × 2,009.81
  4. Step 4: Simplify right side
    5,342.15x = 16,101,351.64
  5. Step 5: Solve for x
    x = 16,101,351.64/5,342.15
  6. Step 6: Final answer
    x = 3,014.02

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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.