Home / 5,204.79-7,174.17-3,210.98

Finding the Fourth Proportional to 5,204.79, 7,174.17 and 3,210.98

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Solution

The fourth proportional to 5,204.79, 7,174.17 and 3,210.98 is: 4,425.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.79 : 7,174.17 = 3,210.98 : x
  2. Step 2: Convert to fraction form
    5,204.79/7,174.17 = 3,210.98/x
  3. Step 3: Cross multiply
    5,204.79x = 7,174.17 × 3,210.98
  4. Step 4: Simplify right side
    5,204.79x = 23,036,080.52
  5. Step 5: Solve for x
    x = 23,036,080.52/5,204.79
  6. Step 6: Final answer
    x = 4,425.94

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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.