Home / 12,610.84-18,916.08-4,296.65

Finding the Fourth Proportional to 12,610.84, 18,916.08 and 4,296.65

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Solution

The fourth proportional to 12,610.84, 18,916.08 and 4,296.65 is: 6,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.84 : 18,916.08 = 4,296.65 : x
  2. Step 2: Convert to fraction form
    12,610.84/18,916.08 = 4,296.65/x
  3. Step 3: Cross multiply
    12,610.84x = 18,916.08 × 4,296.65
  4. Step 4: Simplify right side
    12,610.84x = 81,275,680.55
  5. Step 5: Solve for x
    x = 81,275,680.55/12,610.84
  6. Step 6: Final answer
    x = 6,444.91

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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.