Home / 8,015.28-12,008.67-4,893.81

Finding the Fourth Proportional to 8,015.28, 12,008.67 and 4,893.81

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Solution

The fourth proportional to 8,015.28, 12,008.67 and 4,893.81 is: 7,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.28 : 12,008.67 = 4,893.81 : x
  2. Step 2: Convert to fraction form
    8,015.28/12,008.67 = 4,893.81/x
  3. Step 3: Cross multiply
    8,015.28x = 12,008.67 × 4,893.81
  4. Step 4: Simplify right side
    8,015.28x = 58,768,149.33
  5. Step 5: Solve for x
    x = 58,768,149.33/8,015.28
  6. Step 6: Final answer
    x = 7,332.01

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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.