Home / 9,994.59-13,793.07-5,518.32

Finding the Fourth Proportional to 9,994.59, 13,793.07 and 5,518.32

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Solution

The fourth proportional to 9,994.59, 13,793.07 and 5,518.32 is: 7,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.59 : 13,793.07 = 5,518.32 : x
  2. Step 2: Convert to fraction form
    9,994.59/13,793.07 = 5,518.32/x
  3. Step 3: Cross multiply
    9,994.59x = 13,793.07 × 5,518.32
  4. Step 4: Simplify right side
    9,994.59x = 76,114,546.45
  5. Step 5: Solve for x
    x = 76,114,546.45/9,994.59
  6. Step 6: Final answer
    x = 7,615.58

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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.