Home / 7,994.28-11,037.54-5,168.48

Finding the Fourth Proportional to 7,994.28, 11,037.54 and 5,168.48

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Solution

The fourth proportional to 7,994.28, 11,037.54 and 5,168.48 is: 7,136.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.28 : 11,037.54 = 5,168.48 : x
  2. Step 2: Convert to fraction form
    7,994.28/11,037.54 = 5,168.48/x
  3. Step 3: Cross multiply
    7,994.28x = 11,037.54 × 5,168.48
  4. Step 4: Simplify right side
    7,994.28x = 57,047,304.74
  5. Step 5: Solve for x
    x = 57,047,304.74/7,994.28
  6. Step 6: Final answer
    x = 7,136.02

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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.