Home / 4,953.15-7,429.79-1,831.95

Finding the Fourth Proportional to 4,953.15, 7,429.79 and 1,831.95

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Solution

The fourth proportional to 4,953.15, 7,429.79 and 1,831.95 is: 2,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.15 : 7,429.79 = 1,831.95 : x
  2. Step 2: Convert to fraction form
    4,953.15/7,429.79 = 1,831.95/x
  3. Step 3: Cross multiply
    4,953.15x = 7,429.79 × 1,831.95
  4. Step 4: Simplify right side
    4,953.15x = 13,611,008.37
  5. Step 5: Solve for x
    x = 13,611,008.37/4,953.15
  6. Step 6: Final answer
    x = 2,747.95

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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.