Home / 4,387.58-6,045.14-2,892.86

Finding the Fourth Proportional to 4,387.58, 6,045.14 and 2,892.86

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Solution

The fourth proportional to 4,387.58, 6,045.14 and 2,892.86 is: 3,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.58 : 6,045.14 = 2,892.86 : x
  2. Step 2: Convert to fraction form
    4,387.58/6,045.14 = 2,892.86/x
  3. Step 3: Cross multiply
    4,387.58x = 6,045.14 × 2,892.86
  4. Step 4: Simplify right side
    4,387.58x = 17,487,743.70
  5. Step 5: Solve for x
    x = 17,487,743.70/4,387.58
  6. Step 6: Final answer
    x = 3,985.74

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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.