Home / 5,055.58-6,980.14-3,167.94

Finding the Fourth Proportional to 5,055.58, 6,980.14 and 3,167.94

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Solution

The fourth proportional to 5,055.58, 6,980.14 and 3,167.94 is: 4,373.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.58 : 6,980.14 = 3,167.94 : x
  2. Step 2: Convert to fraction form
    5,055.58/6,980.14 = 3,167.94/x
  3. Step 3: Cross multiply
    5,055.58x = 6,980.14 × 3,167.94
  4. Step 4: Simplify right side
    5,055.58x = 22,112,664.71
  5. Step 5: Solve for x
    x = 22,112,664.71/5,055.58
  6. Step 6: Final answer
    x = 4,373.91

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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.