Home / 4,868.45-7,291.32-3,769.28

Finding the Fourth Proportional to 4,868.45, 7,291.32 and 3,769.28

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Solution

The fourth proportional to 4,868.45, 7,291.32 and 3,769.28 is: 5,645.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.45 : 7,291.32 = 3,769.28 : x
  2. Step 2: Convert to fraction form
    4,868.45/7,291.32 = 3,769.28/x
  3. Step 3: Cross multiply
    4,868.45x = 7,291.32 × 3,769.28
  4. Step 4: Simplify right side
    4,868.45x = 27,482,990.19
  5. Step 5: Solve for x
    x = 27,482,990.19/4,868.45
  6. Step 6: Final answer
    x = 5,645.13

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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.