Home / 4,326.72-6,491.52-1,860.48

Finding the Fourth Proportional to 4,326.72, 6,491.52 and 1,860.48

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Solution

The fourth proportional to 4,326.72, 6,491.52 and 1,860.48 is: 2,791.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.72 : 6,491.52 = 1,860.48 : x
  2. Step 2: Convert to fraction form
    4,326.72/6,491.52 = 1,860.48/x
  3. Step 3: Cross multiply
    4,326.72x = 6,491.52 × 1,860.48
  4. Step 4: Simplify right side
    4,326.72x = 12,077,343.13
  5. Step 5: Solve for x
    x = 12,077,343.13/4,326.72
  6. Step 6: Final answer
    x = 2,791.34

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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.