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Finding the Fourth Proportional to 7,063.91, 9,752.78 and 4,824.96

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Solution

The fourth proportional to 7,063.91, 9,752.78 and 4,824.96 is: 6,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063.91 : 9,752.78 = 4,824.96 : x
  2. Step 2: Convert to fraction form
    7,063.91/9,752.78 = 4,824.96/x
  3. Step 3: Cross multiply
    7,063.91x = 9,752.78 × 4,824.96
  4. Step 4: Simplify right side
    7,063.91x = 47,056,773.39
  5. Step 5: Solve for x
    x = 47,056,773.39/7,063.91
  6. Step 6: Final answer
    x = 6,661.58

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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.