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Finding the Fourth Proportional to 5,335.96, 7,363.78 and 2,946.08

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Solution

The fourth proportional to 5,335.96, 7,363.78 and 2,946.08 is: 4,065.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.96 : 7,363.78 = 2,946.08 : x
  2. Step 2: Convert to fraction form
    5,335.96/7,363.78 = 2,946.08/x
  3. Step 3: Cross multiply
    5,335.96x = 7,363.78 × 2,946.08
  4. Step 4: Simplify right side
    5,335.96x = 21,694,284.98
  5. Step 5: Solve for x
    x = 21,694,284.98/5,335.96
  6. Step 6: Final answer
    x = 4,065.68

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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.