Home / 3,133.03-4,697.70-1,831.75

Finding the Fourth Proportional to 3,133.03, 4,697.70 and 1,831.75

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Solution

The fourth proportional to 3,133.03, 4,697.70 and 1,831.75 is: 2,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.03 : 4,697.70 = 1,831.75 : x
  2. Step 2: Convert to fraction form
    3,133.03/4,697.70 = 1,831.75/x
  3. Step 3: Cross multiply
    3,133.03x = 4,697.70 × 1,831.75
  4. Step 4: Simplify right side
    3,133.03x = 8,605,011.98
  5. Step 5: Solve for x
    x = 8,605,011.98/3,133.03
  6. Step 6: Final answer
    x = 2,746.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.