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Finding the Fourth Proportional to 7,225.27, 9,958.95 and 4,834.39

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Solution

The fourth proportional to 7,225.27, 9,958.95 and 4,834.39 is: 6,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.27 : 9,958.95 = 4,834.39 : x
  2. Step 2: Convert to fraction form
    7,225.27/9,958.95 = 4,834.39/x
  3. Step 3: Cross multiply
    7,225.27x = 9,958.95 × 4,834.39
  4. Step 4: Simplify right side
    7,225.27x = 48,145,433.77
  5. Step 5: Solve for x
    x = 48,145,433.77/7,225.27
  6. Step 6: Final answer
    x = 6,663.48

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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.