Home / 8,051.08-11,102.01-6,369.79

Finding the Fourth Proportional to 8,051.08, 11,102.01 and 6,369.79

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Solution

The fourth proportional to 8,051.08, 11,102.01 and 6,369.79 is: 8,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051.08 : 11,102.01 = 6,369.79 : x
  2. Step 2: Convert to fraction form
    8,051.08/11,102.01 = 6,369.79/x
  3. Step 3: Cross multiply
    8,051.08x = 11,102.01 × 6,369.79
  4. Step 4: Simplify right side
    8,051.08x = 70,717,472.28
  5. Step 5: Solve for x
    x = 70,717,472.28/8,051.08
  6. Step 6: Final answer
    x = 8,783.60

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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.