Home / 6,771.28-10,152.82-4,428.46

Finding the Fourth Proportional to 6,771.28, 10,152.82 and 4,428.46

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Solution

The fourth proportional to 6,771.28, 10,152.82 and 4,428.46 is: 6,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.28 : 10,152.82 = 4,428.46 : x
  2. Step 2: Convert to fraction form
    6,771.28/10,152.82 = 4,428.46/x
  3. Step 3: Cross multiply
    6,771.28x = 10,152.82 × 4,428.46
  4. Step 4: Simplify right side
    6,771.28x = 44,961,357.26
  5. Step 5: Solve for x
    x = 44,961,357.26/6,771.28
  6. Step 6: Final answer
    x = 6,640.01

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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.