Home / 7,361.32-10,151.04-5,122.12

Finding the Fourth Proportional to 7,361.32, 10,151.04 and 5,122.12

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Solution

The fourth proportional to 7,361.32, 10,151.04 and 5,122.12 is: 7,063.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.32 : 10,151.04 = 5,122.12 : x
  2. Step 2: Convert to fraction form
    7,361.32/10,151.04 = 5,122.12/x
  3. Step 3: Cross multiply
    7,361.32x = 10,151.04 × 5,122.12
  4. Step 4: Simplify right side
    7,361.32x = 51,994,845.00
  5. Step 5: Solve for x
    x = 51,994,845.00/7,361.32
  6. Step 6: Final answer
    x = 7,063.25

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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.