Home / 5,742.47-8,611.27-2,045.63

Finding the Fourth Proportional to 5,742.47, 8,611.27 and 2,045.63

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Solution

The fourth proportional to 5,742.47, 8,611.27 and 2,045.63 is: 3,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.47 : 8,611.27 = 2,045.63 : x
  2. Step 2: Convert to fraction form
    5,742.47/8,611.27 = 2,045.63/x
  3. Step 3: Cross multiply
    5,742.47x = 8,611.27 × 2,045.63
  4. Step 4: Simplify right side
    5,742.47x = 17,615,472.25
  5. Step 5: Solve for x
    x = 17,615,472.25/5,742.47
  6. Step 6: Final answer
    x = 3,067.58

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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.