Home / 4,157.47-5,742.30-3,036.61

Finding the Fourth Proportional to 4,157.47, 5,742.30 and 3,036.61

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Solution

The fourth proportional to 4,157.47, 5,742.30 and 3,036.61 is: 4,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.47 : 5,742.30 = 3,036.61 : x
  2. Step 2: Convert to fraction form
    4,157.47/5,742.30 = 3,036.61/x
  3. Step 3: Cross multiply
    4,157.47x = 5,742.30 × 3,036.61
  4. Step 4: Simplify right side
    4,157.47x = 17,437,125.60
  5. Step 5: Solve for x
    x = 17,437,125.60/4,157.47
  6. Step 6: Final answer
    x = 4,194.17

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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.