Home / 6,891.04-10,336.56-1,696.91

Finding the Fourth Proportional to 6,891.04, 10,336.56 and 1,696.91

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Solution

The fourth proportional to 6,891.04, 10,336.56 and 1,696.91 is: 2,545.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.04 : 10,336.56 = 1,696.91 : x
  2. Step 2: Convert to fraction form
    6,891.04/10,336.56 = 1,696.91/x
  3. Step 3: Cross multiply
    6,891.04x = 10,336.56 × 1,696.91
  4. Step 4: Simplify right side
    6,891.04x = 17,540,203.55
  5. Step 5: Solve for x
    x = 17,540,203.55/6,891.04
  6. Step 6: Final answer
    x = 2,545.37

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1.5x scale

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.