Home / 8,011.09-11,053.96-4,654.45

Finding the Fourth Proportional to 8,011.09, 11,053.96 and 4,654.45

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Solution

The fourth proportional to 8,011.09, 11,053.96 and 4,654.45 is: 6,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.09 : 11,053.96 = 4,654.45 : x
  2. Step 2: Convert to fraction form
    8,011.09/11,053.96 = 4,654.45/x
  3. Step 3: Cross multiply
    8,011.09x = 11,053.96 × 4,654.45
  4. Step 4: Simplify right side
    8,011.09x = 51,450,104.12
  5. Step 5: Solve for x
    x = 51,450,104.12/8,011.09
  6. Step 6: Final answer
    x = 6,422.36

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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.