Home / 6,918.21-10,337.22-5,671.62

Finding the Fourth Proportional to 6,918.21, 10,337.22 and 5,671.62

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Solution

The fourth proportional to 6,918.21, 10,337.22 and 5,671.62 is: 8,474.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.21 : 10,337.22 = 5,671.62 : x
  2. Step 2: Convert to fraction form
    6,918.21/10,337.22 = 5,671.62/x
  3. Step 3: Cross multiply
    6,918.21x = 10,337.22 × 5,671.62
  4. Step 4: Simplify right side
    6,918.21x = 58,628,783.70
  5. Step 5: Solve for x
    x = 58,628,783.70/6,918.21
  6. Step 6: Final answer
    x = 8,474.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.