Home / 4,436.13-6,678.78-3,919.08

Finding the Fourth Proportional to 4,436.13, 6,678.78 and 3,919.08

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Solution

The fourth proportional to 4,436.13, 6,678.78 and 3,919.08 is: 5,900.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.13 : 6,678.78 = 3,919.08 : x
  2. Step 2: Convert to fraction form
    4,436.13/6,678.78 = 3,919.08/x
  3. Step 3: Cross multiply
    4,436.13x = 6,678.78 × 3,919.08
  4. Step 4: Simplify right side
    4,436.13x = 26,174,673.12
  5. Step 5: Solve for x
    x = 26,174,673.12/4,436.13
  6. Step 6: Final answer
    x = 5,900.34

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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.