Home / 5,221.26-7,818.12-4,176.36

Finding the Fourth Proportional to 5,221.26, 7,818.12 and 4,176.36

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Solution

The fourth proportional to 5,221.26, 7,818.12 and 4,176.36 is: 6,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221.26 : 7,818.12 = 4,176.36 : x
  2. Step 2: Convert to fraction form
    5,221.26/7,818.12 = 4,176.36/x
  3. Step 3: Cross multiply
    5,221.26x = 7,818.12 × 4,176.36
  4. Step 4: Simplify right side
    5,221.26x = 32,651,283.64
  5. Step 5: Solve for x
    x = 32,651,283.64/5,221.26
  6. Step 6: Final answer
    x = 6,253.53

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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.