Home / 7,848.70-10,831.32-4,311.88

Finding the Fourth Proportional to 7,848.70, 10,831.32 and 4,311.88

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Solution

The fourth proportional to 7,848.70, 10,831.32 and 4,311.88 is: 5,950.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.70 : 10,831.32 = 4,311.88 : x
  2. Step 2: Convert to fraction form
    7,848.70/10,831.32 = 4,311.88/x
  3. Step 3: Cross multiply
    7,848.70x = 10,831.32 × 4,311.88
  4. Step 4: Simplify right side
    7,848.70x = 46,703,352.08
  5. Step 5: Solve for x
    x = 46,703,352.08/7,848.70
  6. Step 6: Final answer
    x = 5,950.46

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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.