Home / 8,015.72-11,050.58-6,908.45

Finding the Fourth Proportional to 8,015.72, 11,050.58 and 6,908.45

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Solution

The fourth proportional to 8,015.72, 11,050.58 and 6,908.45 is: 9,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.72 : 11,050.58 = 6,908.45 : x
  2. Step 2: Convert to fraction form
    8,015.72/11,050.58 = 6,908.45/x
  3. Step 3: Cross multiply
    8,015.72x = 11,050.58 × 6,908.45
  4. Step 4: Simplify right side
    8,015.72x = 76,342,344.86
  5. Step 5: Solve for x
    x = 76,342,344.86/8,015.72
  6. Step 6: Final answer
    x = 9,524.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.