Home / 4,845.17-6,685.82-2,720.93

Finding the Fourth Proportional to 4,845.17, 6,685.82 and 2,720.93

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Solution

The fourth proportional to 4,845.17, 6,685.82 and 2,720.93 is: 3,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.17 : 6,685.82 = 2,720.93 : x
  2. Step 2: Convert to fraction form
    4,845.17/6,685.82 = 2,720.93/x
  3. Step 3: Cross multiply
    4,845.17x = 6,685.82 × 2,720.93
  4. Step 4: Simplify right side
    4,845.17x = 18,191,660.14
  5. Step 5: Solve for x
    x = 18,191,660.14/4,845.17
  6. Step 6: Final answer
    x = 3,754.60

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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.