Home / 5,260.30-7,894.36-2,487.82

Finding the Fourth Proportional to 5,260.30, 7,894.36 and 2,487.82

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Solution

The fourth proportional to 5,260.30, 7,894.36 and 2,487.82 is: 3,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.30 : 7,894.36 = 2,487.82 : x
  2. Step 2: Convert to fraction form
    5,260.30/7,894.36 = 2,487.82/x
  3. Step 3: Cross multiply
    5,260.30x = 7,894.36 × 2,487.82
  4. Step 4: Simplify right side
    5,260.30x = 19,639,746.70
  5. Step 5: Solve for x
    x = 19,639,746.70/5,260.30
  6. Step 6: Final answer
    x = 3,733.58

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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.