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Finding the Fourth Proportional to 7,229.04, 10,829.70 and 4,447.52

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Solution

The fourth proportional to 7,229.04, 10,829.70 and 4,447.52 is: 6,662.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.04 : 10,829.70 = 4,447.52 : x
  2. Step 2: Convert to fraction form
    7,229.04/10,829.70 = 4,447.52/x
  3. Step 3: Cross multiply
    7,229.04x = 10,829.70 × 4,447.52
  4. Step 4: Simplify right side
    7,229.04x = 48,165,307.34
  5. Step 5: Solve for x
    x = 48,165,307.34/7,229.04
  6. Step 6: Final answer
    x = 6,662.75

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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.