Home / 5,116.72-7,675.08-3,384.94

Finding the Fourth Proportional to 5,116.72, 7,675.08 and 3,384.94

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Solution

The fourth proportional to 5,116.72, 7,675.08 and 3,384.94 is: 5,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.72 : 7,675.08 = 3,384.94 : x
  2. Step 2: Convert to fraction form
    5,116.72/7,675.08 = 3,384.94/x
  3. Step 3: Cross multiply
    5,116.72x = 7,675.08 × 3,384.94
  4. Step 4: Simplify right side
    5,116.72x = 25,979,630.00
  5. Step 5: Solve for x
    x = 25,979,630.00/5,116.72
  6. Step 6: Final answer
    x = 5,077.40

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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.