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Finding the Fourth Proportional to 7,497.85, 11,247.08 and 1,951.68

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Solution

The fourth proportional to 7,497.85, 11,247.08 and 1,951.68 is: 2,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.85 : 11,247.08 = 1,951.68 : x
  2. Step 2: Convert to fraction form
    7,497.85/11,247.08 = 1,951.68/x
  3. Step 3: Cross multiply
    7,497.85x = 11,247.08 × 1,951.68
  4. Step 4: Simplify right side
    7,497.85x = 21,950,701.09
  5. Step 5: Solve for x
    x = 21,950,701.09/7,497.85
  6. Step 6: Final answer
    x = 2,927.60

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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.