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Finding the Fourth Proportional to 7,243.02, 10,864.53 and 3,787.02

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Solution

The fourth proportional to 7,243.02, 10,864.53 and 3,787.02 is: 5,680.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.02 : 10,864.53 = 3,787.02 : x
  2. Step 2: Convert to fraction form
    7,243.02/10,864.53 = 3,787.02/x
  3. Step 3: Cross multiply
    7,243.02x = 10,864.53 × 3,787.02
  4. Step 4: Simplify right side
    7,243.02x = 41,144,192.40
  5. Step 5: Solve for x
    x = 41,144,192.40/7,243.02
  6. Step 6: Final answer
    x = 5,680.53

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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.