Home / 5,288.36-7,933.74-3,645.56

Finding the Fourth Proportional to 5,288.36, 7,933.74 and 3,645.56

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Solution

The fourth proportional to 5,288.36, 7,933.74 and 3,645.56 is: 5,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.36 : 7,933.74 = 3,645.56 : x
  2. Step 2: Convert to fraction form
    5,288.36/7,933.74 = 3,645.56/x
  3. Step 3: Cross multiply
    5,288.36x = 7,933.74 × 3,645.56
  4. Step 4: Simplify right side
    5,288.36x = 28,922,925.19
  5. Step 5: Solve for x
    x = 28,922,925.19/5,288.36
  6. Step 6: Final answer
    x = 5,469.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.