Home / 9,821.10-14,732.79-3,247.34

Finding the Fourth Proportional to 9,821.10, 14,732.79 and 3,247.34

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Solution

The fourth proportional to 9,821.10, 14,732.79 and 3,247.34 is: 4,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.10 : 14,732.79 = 3,247.34 : x
  2. Step 2: Convert to fraction form
    9,821.10/14,732.79 = 3,247.34/x
  3. Step 3: Cross multiply
    9,821.10x = 14,732.79 × 3,247.34
  4. Step 4: Simplify right side
    9,821.10x = 47,842,375.31
  5. Step 5: Solve for x
    x = 47,842,375.31/9,821.10
  6. Step 6: Final answer
    x = 4,871.39

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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.