Home / 3,333.17-4,997.43-1,688.58

Finding the Fourth Proportional to 3,333.17, 4,997.43 and 1,688.58

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Solution

The fourth proportional to 3,333.17, 4,997.43 and 1,688.58 is: 2,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.17 : 4,997.43 = 1,688.58 : x
  2. Step 2: Convert to fraction form
    3,333.17/4,997.43 = 1,688.58/x
  3. Step 3: Cross multiply
    3,333.17x = 4,997.43 × 1,688.58
  4. Step 4: Simplify right side
    3,333.17x = 8,438,560.35
  5. Step 5: Solve for x
    x = 8,438,560.35/3,333.17
  6. Step 6: Final answer
    x = 2,531.69

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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.