Home / 6,386.52-9,580.92-2,490.72

Finding the Fourth Proportional to 6,386.52, 9,580.92 and 2,490.72

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Solution

The fourth proportional to 6,386.52, 9,580.92 and 2,490.72 is: 3,736.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.52 : 9,580.92 = 2,490.72 : x
  2. Step 2: Convert to fraction form
    6,386.52/9,580.92 = 2,490.72/x
  3. Step 3: Cross multiply
    6,386.52x = 9,580.92 × 2,490.72
  4. Step 4: Simplify right side
    6,386.52x = 23,863,389.06
  5. Step 5: Solve for x
    x = 23,863,389.06/6,386.52
  6. Step 6: Final answer
    x = 3,736.52

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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.