Home / 8,051.52-11,110.80-4,515.36

Finding the Fourth Proportional to 8,051.52, 11,110.80 and 4,515.36

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Solution

The fourth proportional to 8,051.52, 11,110.80 and 4,515.36 is: 6,231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051.52 : 11,110.80 = 4,515.36 : x
  2. Step 2: Convert to fraction form
    8,051.52/11,110.80 = 4,515.36/x
  3. Step 3: Cross multiply
    8,051.52x = 11,110.80 × 4,515.36
  4. Step 4: Simplify right side
    8,051.52x = 50,169,261.89
  5. Step 5: Solve for x
    x = 50,169,261.89/8,051.52
  6. Step 6: Final answer
    x = 6,231.03

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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.