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Finding the Fourth Proportional to 9,883.75, 14,824.52 and 2,488.21

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Solution

The fourth proportional to 9,883.75, 14,824.52 and 2,488.21 is: 3,732.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883.75 : 14,824.52 = 2,488.21 : x
  2. Step 2: Convert to fraction form
    9,883.75/14,824.52 = 2,488.21/x
  3. Step 3: Cross multiply
    9,883.75x = 14,824.52 × 2,488.21
  4. Step 4: Simplify right side
    9,883.75x = 36,886,518.91
  5. Step 5: Solve for x
    x = 36,886,518.91/9,883.75
  6. Step 6: Final answer
    x = 3,732.04

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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.