Home / 8,015.05-11,061.29-5,322.05

Finding the Fourth Proportional to 8,015.05, 11,061.29 and 5,322.05

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Solution

The fourth proportional to 8,015.05, 11,061.29 and 5,322.05 is: 7,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.05 : 11,061.29 = 5,322.05 : x
  2. Step 2: Convert to fraction form
    8,015.05/11,061.29 = 5,322.05/x
  3. Step 3: Cross multiply
    8,015.05x = 11,061.29 × 5,322.05
  4. Step 4: Simplify right side
    8,015.05x = 58,868,717.97
  5. Step 5: Solve for x
    x = 58,868,717.97/8,015.05
  6. Step 6: Final answer
    x = 7,344.77

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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.