Home / 5,107.31-7,655.63-3,463.95

Finding the Fourth Proportional to 5,107.31, 7,655.63 and 3,463.95

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Solution

The fourth proportional to 5,107.31, 7,655.63 and 3,463.95 is: 5,192.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.31 : 7,655.63 = 3,463.95 : x
  2. Step 2: Convert to fraction form
    5,107.31/7,655.63 = 3,463.95/x
  3. Step 3: Cross multiply
    5,107.31x = 7,655.63 × 3,463.95
  4. Step 4: Simplify right side
    5,107.31x = 26,518,702.22
  5. Step 5: Solve for x
    x = 26,518,702.22/5,107.31
  6. Step 6: Final answer
    x = 5,192.31

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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.