Home / 5,270.48-7,894.07-3,415.98

Finding the Fourth Proportional to 5,270.48, 7,894.07 and 3,415.98

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Solution

The fourth proportional to 5,270.48, 7,894.07 and 3,415.98 is: 5,116.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.48 : 7,894.07 = 3,415.98 : x
  2. Step 2: Convert to fraction form
    5,270.48/7,894.07 = 3,415.98/x
  3. Step 3: Cross multiply
    5,270.48x = 7,894.07 × 3,415.98
  4. Step 4: Simplify right side
    5,270.48x = 26,965,985.24
  5. Step 5: Solve for x
    x = 26,965,985.24/5,270.48
  6. Step 6: Final answer
    x = 5,116.42

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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.