Home / 10,831.70-14,939.75-6,848.96

Finding the Fourth Proportional to 10,831.70, 14,939.75 and 6,848.96

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Solution

The fourth proportional to 10,831.70, 14,939.75 and 6,848.96 is: 9,446.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.70 : 14,939.75 = 6,848.96 : x
  2. Step 2: Convert to fraction form
    10,831.70/14,939.75 = 6,848.96/x
  3. Step 3: Cross multiply
    10,831.70x = 14,939.75 × 6,848.96
  4. Step 4: Simplify right side
    10,831.70x = 102,321,692.58
  5. Step 5: Solve for x
    x = 102,321,692.58/10,831.70
  6. Step 6: Final answer
    x = 9,446.50

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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.