Home / 10,364.50-15,546.75-3,787.10

Finding the Fourth Proportional to 10,364.50, 15,546.75 and 3,787.10

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Solution

The fourth proportional to 10,364.50, 15,546.75 and 3,787.10 is: 5,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.50 : 15,546.75 = 3,787.10 : x
  2. Step 2: Convert to fraction form
    10,364.50/15,546.75 = 3,787.10/x
  3. Step 3: Cross multiply
    10,364.50x = 15,546.75 × 3,787.10
  4. Step 4: Simplify right side
    10,364.50x = 58,877,096.93
  5. Step 5: Solve for x
    x = 58,877,096.93/10,364.50
  6. Step 6: Final answer
    x = 5,680.65

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1.5x scale

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.