Home / 5,302.20-7,943.70-4,476.60

Finding the Fourth Proportional to 5,302.20, 7,943.70 and 4,476.60

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Solution

The fourth proportional to 5,302.20, 7,943.70 and 4,476.60 is: 6,706.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,302.20 : 7,943.70 = 4,476.60 : x
  2. Step 2: Convert to fraction form
    5,302.20/7,943.70 = 4,476.60/x
  3. Step 3: Cross multiply
    5,302.20x = 7,943.70 × 4,476.60
  4. Step 4: Simplify right side
    5,302.20x = 35,560,767.42
  5. Step 5: Solve for x
    x = 35,560,767.42/5,302.20
  6. Step 6: Final answer
    x = 6,706.79

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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.