Home / 3,501.18-4,831.42-2,174.98

Finding the Fourth Proportional to 3,501.18, 4,831.42 and 2,174.98

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Solution

The fourth proportional to 3,501.18, 4,831.42 and 2,174.98 is: 3,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.18 : 4,831.42 = 2,174.98 : x
  2. Step 2: Convert to fraction form
    3,501.18/4,831.42 = 2,174.98/x
  3. Step 3: Cross multiply
    3,501.18x = 4,831.42 × 2,174.98
  4. Step 4: Simplify right side
    3,501.18x = 10,508,241.87
  5. Step 5: Solve for x
    x = 10,508,241.87/3,501.18
  6. Step 6: Final answer
    x = 3,001.34

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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.