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Finding the Fourth Proportional to 5,364.94, 7,404.06 and 3,006.76

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Solution

The fourth proportional to 5,364.94, 7,404.06 and 3,006.76 is: 4,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.94 : 7,404.06 = 3,006.76 : x
  2. Step 2: Convert to fraction form
    5,364.94/7,404.06 = 3,006.76/x
  3. Step 3: Cross multiply
    5,364.94x = 7,404.06 × 3,006.76
  4. Step 4: Simplify right side
    5,364.94x = 22,262,231.45
  5. Step 5: Solve for x
    x = 22,262,231.45/5,364.94
  6. Step 6: Final answer
    x = 4,149.58

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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.