Home / 5,077.08-7,614.90-1,614.36

Finding the Fourth Proportional to 5,077.08, 7,614.90 and 1,614.36

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Solution

The fourth proportional to 5,077.08, 7,614.90 and 1,614.36 is: 2,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.08 : 7,614.90 = 1,614.36 : x
  2. Step 2: Convert to fraction form
    5,077.08/7,614.90 = 1,614.36/x
  3. Step 3: Cross multiply
    5,077.08x = 7,614.90 × 1,614.36
  4. Step 4: Simplify right side
    5,077.08x = 12,293,189.96
  5. Step 5: Solve for x
    x = 12,293,189.96/5,077.08
  6. Step 6: Final answer
    x = 2,421.31

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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.