Home / 5,137.34-7,089.16-2,899.44

Finding the Fourth Proportional to 5,137.34, 7,089.16 and 2,899.44

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Solution

The fourth proportional to 5,137.34, 7,089.16 and 2,899.44 is: 4,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.34 : 7,089.16 = 2,899.44 : x
  2. Step 2: Convert to fraction form
    5,137.34/7,089.16 = 2,899.44/x
  3. Step 3: Cross multiply
    5,137.34x = 7,089.16 × 2,899.44
  4. Step 4: Simplify right side
    5,137.34x = 20,554,594.07
  5. Step 5: Solve for x
    x = 20,554,594.07/5,137.34
  6. Step 6: Final answer
    x = 4,001.02

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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.