Home / 5,216.22-7,805.70-4,530.96

Finding the Fourth Proportional to 5,216.22, 7,805.70 and 4,530.96

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Solution

The fourth proportional to 5,216.22, 7,805.70 and 4,530.96 is: 6,780.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.22 : 7,805.70 = 4,530.96 : x
  2. Step 2: Convert to fraction form
    5,216.22/7,805.70 = 4,530.96/x
  3. Step 3: Cross multiply
    5,216.22x = 7,805.70 × 4,530.96
  4. Step 4: Simplify right side
    5,216.22x = 35,367,314.47
  5. Step 5: Solve for x
    x = 35,367,314.47/5,216.22
  6. Step 6: Final answer
    x = 6,780.26

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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.