Home / 7,133.30-10,702.48-3,184.20

Finding the Fourth Proportional to 7,133.30, 10,702.48 and 3,184.20

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Solution

The fourth proportional to 7,133.30, 10,702.48 and 3,184.20 is: 4,777.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.30 : 10,702.48 = 3,184.20 : x
  2. Step 2: Convert to fraction form
    7,133.30/10,702.48 = 3,184.20/x
  3. Step 3: Cross multiply
    7,133.30x = 10,702.48 × 3,184.20
  4. Step 4: Simplify right side
    7,133.30x = 34,078,836.82
  5. Step 5: Solve for x
    x = 34,078,836.82/7,133.30
  6. Step 6: Final answer
    x = 4,777.43

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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.