Home / 10,304.56-14,220.54-6,112.84

Finding the Fourth Proportional to 10,304.56, 14,220.54 and 6,112.84

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Solution

The fourth proportional to 10,304.56, 14,220.54 and 6,112.84 is: 8,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304.56 : 14,220.54 = 6,112.84 : x
  2. Step 2: Convert to fraction form
    10,304.56/14,220.54 = 6,112.84/x
  3. Step 3: Cross multiply
    10,304.56x = 14,220.54 × 6,112.84
  4. Step 4: Simplify right side
    10,304.56x = 86,927,885.73
  5. Step 5: Solve for x
    x = 86,927,885.73/10,304.56
  6. Step 6: Final answer
    x = 8,435.87

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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.