Home / 4,753.18-7,130.94-1,831.69

Finding the Fourth Proportional to 4,753.18, 7,130.94 and 1,831.69

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Solution

The fourth proportional to 4,753.18, 7,130.94 and 1,831.69 is: 2,747.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.18 : 7,130.94 = 1,831.69 : x
  2. Step 2: Convert to fraction form
    4,753.18/7,130.94 = 1,831.69/x
  3. Step 3: Cross multiply
    4,753.18x = 7,130.94 × 1,831.69
  4. Step 4: Simplify right side
    4,753.18x = 13,061,671.49
  5. Step 5: Solve for x
    x = 13,061,671.49/4,753.18
  6. Step 6: Final answer
    x = 2,747.99

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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.