Home / 3,187.17-4,397.67-2,068.02

Finding the Fourth Proportional to 3,187.17, 4,397.67 and 2,068.02

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Solution

The fourth proportional to 3,187.17, 4,397.67 and 2,068.02 is: 2,853.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.17 : 4,397.67 = 2,068.02 : x
  2. Step 2: Convert to fraction form
    3,187.17/4,397.67 = 2,068.02/x
  3. Step 3: Cross multiply
    3,187.17x = 4,397.67 × 2,068.02
  4. Step 4: Simplify right side
    3,187.17x = 9,094,469.51
  5. Step 5: Solve for x
    x = 9,094,469.51/3,187.17
  6. Step 6: Final answer
    x = 2,853.46

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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.