Home / 8,795.70-12,137.58-6,696.18

Finding the Fourth Proportional to 8,795.70, 12,137.58 and 6,696.18

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Solution

The fourth proportional to 8,795.70, 12,137.58 and 6,696.18 is: 9,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.70 : 12,137.58 = 6,696.18 : x
  2. Step 2: Convert to fraction form
    8,795.70/12,137.58 = 6,696.18/x
  3. Step 3: Cross multiply
    8,795.70x = 12,137.58 × 6,696.18
  4. Step 4: Simplify right side
    8,795.70x = 81,275,420.44
  5. Step 5: Solve for x
    x = 81,275,420.44/8,795.70
  6. Step 6: Final answer
    x = 9,240.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.