Home / 5,225.22-7,209.90-3,456.18

Finding the Fourth Proportional to 5,225.22, 7,209.90 and 3,456.18

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Solution

The fourth proportional to 5,225.22, 7,209.90 and 3,456.18 is: 4,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.22 : 7,209.90 = 3,456.18 : x
  2. Step 2: Convert to fraction form
    5,225.22/7,209.90 = 3,456.18/x
  3. Step 3: Cross multiply
    5,225.22x = 7,209.90 × 3,456.18
  4. Step 4: Simplify right side
    5,225.22x = 24,918,712.18
  5. Step 5: Solve for x
    x = 24,918,712.18/5,225.22
  6. Step 6: Final answer
    x = 4,768.93

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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.