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Finding the Fourth Proportional to 7,609.84, 10,501.85 and 4,253.27

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Solution

The fourth proportional to 7,609.84, 10,501.85 and 4,253.27 is: 5,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.84 : 10,501.85 = 4,253.27 : x
  2. Step 2: Convert to fraction form
    7,609.84/10,501.85 = 4,253.27/x
  3. Step 3: Cross multiply
    7,609.84x = 10,501.85 × 4,253.27
  4. Step 4: Simplify right side
    7,609.84x = 44,667,161.67
  5. Step 5: Solve for x
    x = 44,667,161.67/7,609.84
  6. Step 6: Final answer
    x = 5,869.66

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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.