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Finding the Fourth Proportional to 7,494.99, 10,342.80 and 4,306.11

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Solution

The fourth proportional to 7,494.99, 10,342.80 and 4,306.11 is: 5,942.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.99 : 10,342.80 = 4,306.11 : x
  2. Step 2: Convert to fraction form
    7,494.99/10,342.80 = 4,306.11/x
  3. Step 3: Cross multiply
    7,494.99x = 10,342.80 × 4,306.11
  4. Step 4: Simplify right side
    7,494.99x = 44,537,234.51
  5. Step 5: Solve for x
    x = 44,537,234.51/7,494.99
  6. Step 6: Final answer
    x = 5,942.27

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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.