Home / 5,019.14-6,918.66-4,133.40

Finding the Fourth Proportional to 5,019.14, 6,918.66 and 4,133.40

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Solution

The fourth proportional to 5,019.14, 6,918.66 and 4,133.40 is: 5,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.14 : 6,918.66 = 4,133.40 : x
  2. Step 2: Convert to fraction form
    5,019.14/6,918.66 = 4,133.40/x
  3. Step 3: Cross multiply
    5,019.14x = 6,918.66 × 4,133.40
  4. Step 4: Simplify right side
    5,019.14x = 28,597,589.24
  5. Step 5: Solve for x
    x = 28,597,589.24/5,019.14
  6. Step 6: Final answer
    x = 5,697.71

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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.