Home / 6,242.19-8,614.72-3,884.68

Finding the Fourth Proportional to 6,242.19, 8,614.72 and 3,884.68

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Solution

The fourth proportional to 6,242.19, 8,614.72 and 3,884.68 is: 5,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.19 : 8,614.72 = 3,884.68 : x
  2. Step 2: Convert to fraction form
    6,242.19/8,614.72 = 3,884.68/x
  3. Step 3: Cross multiply
    6,242.19x = 8,614.72 × 3,884.68
  4. Step 4: Simplify right side
    6,242.19x = 33,465,430.49
  5. Step 5: Solve for x
    x = 33,465,430.49/6,242.19
  6. Step 6: Final answer
    x = 5,361.17

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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.