Home / 9,991.17-14,969.75-5,597.73

Finding the Fourth Proportional to 9,991.17, 14,969.75 and 5,597.73

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Solution

The fourth proportional to 9,991.17, 14,969.75 and 5,597.73 is: 8,387.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991.17 : 14,969.75 = 5,597.73 : x
  2. Step 2: Convert to fraction form
    9,991.17/14,969.75 = 5,597.73/x
  3. Step 3: Cross multiply
    9,991.17x = 14,969.75 × 5,597.73
  4. Step 4: Simplify right side
    9,991.17x = 83,796,590.68
  5. Step 5: Solve for x
    x = 83,796,590.68/9,991.17
  6. Step 6: Final answer
    x = 8,387.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.