Home / 8,019.38-12,030.93-2,472.60

Finding the Fourth Proportional to 8,019.38, 12,030.93 and 2,472.60

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Solution

The fourth proportional to 8,019.38, 12,030.93 and 2,472.60 is: 3,709.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.38 : 12,030.93 = 2,472.60 : x
  2. Step 2: Convert to fraction form
    8,019.38/12,030.93 = 2,472.60/x
  3. Step 3: Cross multiply
    8,019.38x = 12,030.93 × 2,472.60
  4. Step 4: Simplify right side
    8,019.38x = 29,747,722.63
  5. Step 5: Solve for x
    x = 29,747,722.63/8,019.38
  6. Step 6: Final answer
    x = 3,709.48

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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.