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Finding the Fourth Proportional to 7,291.46, 10,937.98 and 2,674.46

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Solution

The fourth proportional to 7,291.46, 10,937.98 and 2,674.46 is: 4,011.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.46 : 10,937.98 = 2,674.46 : x
  2. Step 2: Convert to fraction form
    7,291.46/10,937.98 = 2,674.46/x
  3. Step 3: Cross multiply
    7,291.46x = 10,937.98 × 2,674.46
  4. Step 4: Simplify right side
    7,291.46x = 29,253,189.99
  5. Step 5: Solve for x
    x = 29,253,189.99/7,291.46
  6. Step 6: Final answer
    x = 4,011.98

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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.