Home / 9,994.07-13,790.09-5,744.14

Finding the Fourth Proportional to 9,994.07, 13,790.09 and 5,744.14

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Solution

The fourth proportional to 9,994.07, 13,790.09 and 5,744.14 is: 7,925.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.07 : 13,790.09 = 5,744.14 : x
  2. Step 2: Convert to fraction form
    9,994.07/13,790.09 = 5,744.14/x
  3. Step 3: Cross multiply
    9,994.07x = 13,790.09 × 5,744.14
  4. Step 4: Simplify right side
    9,994.07x = 79,212,138.62
  5. Step 5: Solve for x
    x = 79,212,138.62/9,994.07
  6. Step 6: Final answer
    x = 7,925.91

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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.