Home / 4,083.48-6,123.30-1,309.52

Finding the Fourth Proportional to 4,083.48, 6,123.30 and 1,309.52

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Solution

The fourth proportional to 4,083.48, 6,123.30 and 1,309.52 is: 1,963.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.48 : 6,123.30 = 1,309.52 : x
  2. Step 2: Convert to fraction form
    4,083.48/6,123.30 = 1,309.52/x
  3. Step 3: Cross multiply
    4,083.48x = 6,123.30 × 1,309.52
  4. Step 4: Simplify right side
    4,083.48x = 8,018,583.82
  5. Step 5: Solve for x
    x = 8,018,583.82/4,083.48
  6. Step 6: Final answer
    x = 1,963.66

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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.