Home / 8,011.05-12,017.54-3,334.21

Finding the Fourth Proportional to 8,011.05, 12,017.54 and 3,334.21

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Solution

The fourth proportional to 8,011.05, 12,017.54 and 3,334.21 is: 5,001.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.05 : 12,017.54 = 3,334.21 : x
  2. Step 2: Convert to fraction form
    8,011.05/12,017.54 = 3,334.21/x
  3. Step 3: Cross multiply
    8,011.05x = 12,017.54 × 3,334.21
  4. Step 4: Simplify right side
    8,011.05x = 40,069,038.56
  5. Step 5: Solve for x
    x = 40,069,038.56/8,011.05
  6. Step 6: Final answer
    x = 5,001.72

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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.