Home / 5,443.90-7,513.14-3,206.48

Finding the Fourth Proportional to 5,443.90, 7,513.14 and 3,206.48

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Solution

The fourth proportional to 5,443.90, 7,513.14 and 3,206.48 is: 4,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.90 : 7,513.14 = 3,206.48 : x
  2. Step 2: Convert to fraction form
    5,443.90/7,513.14 = 3,206.48/x
  3. Step 3: Cross multiply
    5,443.90x = 7,513.14 × 3,206.48
  4. Step 4: Simplify right side
    5,443.90x = 24,090,733.15
  5. Step 5: Solve for x
    x = 24,090,733.15/5,443.90
  6. Step 6: Final answer
    x = 4,425.27

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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.