Home / 5,270.90-7,260.20-3,674.69

Finding the Fourth Proportional to 5,270.90, 7,260.20 and 3,674.69

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Solution

The fourth proportional to 5,270.90, 7,260.20 and 3,674.69 is: 5,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.90 : 7,260.20 = 3,674.69 : x
  2. Step 2: Convert to fraction form
    5,270.90/7,260.20 = 3,674.69/x
  3. Step 3: Cross multiply
    5,270.90x = 7,260.20 × 3,674.69
  4. Step 4: Simplify right side
    5,270.90x = 26,678,984.34
  5. Step 5: Solve for x
    x = 26,678,984.34/5,270.90
  6. Step 6: Final answer
    x = 5,061.56

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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.