Home / 3,942.01-5,439-2,597.47

Finding the Fourth Proportional to 3,942.01, 5,439 and 2,597.47

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Solution

The fourth proportional to 3,942.01, 5,439 and 2,597.47 is: 3,583.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.01 : 5,439 = 2,597.47 : x
  2. Step 2: Convert to fraction form
    3,942.01/5,439 = 2,597.47/x
  3. Step 3: Cross multiply
    3,942.01x = 5,439 × 2,597.47
  4. Step 4: Simplify right side
    3,942.01x = 14,127,612.14
  5. Step 5: Solve for x
    x = 14,127,612.14/3,942.01
  6. Step 6: Final answer
    x = 3,583.86

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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.