Home / 5,137.52-7,089.86-3,014.58

Finding the Fourth Proportional to 5,137.52, 7,089.86 and 3,014.58

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Solution

The fourth proportional to 5,137.52, 7,089.86 and 3,014.58 is: 4,160.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.52 : 7,089.86 = 3,014.58 : x
  2. Step 2: Convert to fraction form
    5,137.52/7,089.86 = 3,014.58/x
  3. Step 3: Cross multiply
    5,137.52x = 7,089.86 × 3,014.58
  4. Step 4: Simplify right side
    5,137.52x = 21,372,950.16
  5. Step 5: Solve for x
    x = 21,372,950.16/5,137.52
  6. Step 6: Final answer
    x = 4,160.17

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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.