Home / 5,175.16-7,756.36-2,398.07

Finding the Fourth Proportional to 5,175.16, 7,756.36 and 2,398.07

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Solution

The fourth proportional to 5,175.16, 7,756.36 and 2,398.07 is: 3,594.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.16 : 7,756.36 = 2,398.07 : x
  2. Step 2: Convert to fraction form
    5,175.16/7,756.36 = 2,398.07/x
  3. Step 3: Cross multiply
    5,175.16x = 7,756.36 × 2,398.07
  4. Step 4: Simplify right side
    5,175.16x = 18,600,294.23
  5. Step 5: Solve for x
    x = 18,600,294.23/5,175.16
  6. Step 6: Final answer
    x = 3,594.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.