Home / 5,308.96-7,324.26-3,070.42

Finding the Fourth Proportional to 5,308.96, 7,324.26 and 3,070.42

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Solution

The fourth proportional to 5,308.96, 7,324.26 and 3,070.42 is: 4,235.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.96 : 7,324.26 = 3,070.42 : x
  2. Step 2: Convert to fraction form
    5,308.96/7,324.26 = 3,070.42/x
  3. Step 3: Cross multiply
    5,308.96x = 7,324.26 × 3,070.42
  4. Step 4: Simplify right side
    5,308.96x = 22,488,554.39
  5. Step 5: Solve for x
    x = 22,488,554.39/5,308.96
  6. Step 6: Final answer
    x = 4,235.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.