Home / 11,107.31-15,327.62-6,572.93

Finding the Fourth Proportional to 11,107.31, 15,327.62 and 6,572.93

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Solution

The fourth proportional to 11,107.31, 15,327.62 and 6,572.93 is: 9,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.31 : 15,327.62 = 6,572.93 : x
  2. Step 2: Convert to fraction form
    11,107.31/15,327.62 = 6,572.93/x
  3. Step 3: Cross multiply
    11,107.31x = 15,327.62 × 6,572.93
  4. Step 4: Simplify right side
    11,107.31x = 100,747,373.33
  5. Step 5: Solve for x
    x = 100,747,373.33/11,107.31
  6. Step 6: Final answer
    x = 9,070.37

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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.