Home / 3,077.08-4,615.16-1,516.66

Finding the Fourth Proportional to 3,077.08, 4,615.16 and 1,516.66

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Solution

The fourth proportional to 3,077.08, 4,615.16 and 1,516.66 is: 2,274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.08 : 4,615.16 = 1,516.66 : x
  2. Step 2: Convert to fraction form
    3,077.08/4,615.16 = 1,516.66/x
  3. Step 3: Cross multiply
    3,077.08x = 4,615.16 × 1,516.66
  4. Step 4: Simplify right side
    3,077.08x = 6,999,597.91
  5. Step 5: Solve for x
    x = 6,999,597.91/3,077.08
  6. Step 6: Final answer
    x = 2,274.76

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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.