Home / 5,338.05-8,047.12-4,981.25

Finding the Fourth Proportional to 5,338.05, 8,047.12 and 4,981.25

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Solution

The fourth proportional to 5,338.05, 8,047.12 and 4,981.25 is: 7,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.05 : 8,047.12 = 4,981.25 : x
  2. Step 2: Convert to fraction form
    5,338.05/8,047.12 = 4,981.25/x
  3. Step 3: Cross multiply
    5,338.05x = 8,047.12 × 4,981.25
  4. Step 4: Simplify right side
    5,338.05x = 40,084,691.59
  5. Step 5: Solve for x
    x = 40,084,691.59/5,338.05
  6. Step 6: Final answer
    x = 7,509.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.