Home / 2,818.69-4,227.36-1,175.26

Finding the Fourth Proportional to 2,818.69, 4,227.36 and 1,175.26

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Solution

The fourth proportional to 2,818.69, 4,227.36 and 1,175.26 is: 1,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.69 : 4,227.36 = 1,175.26 : x
  2. Step 2: Convert to fraction form
    2,818.69/4,227.36 = 1,175.26/x
  3. Step 3: Cross multiply
    2,818.69x = 4,227.36 × 1,175.26
  4. Step 4: Simplify right side
    2,818.69x = 4,968,247.11
  5. Step 5: Solve for x
    x = 4,968,247.11/2,818.69
  6. Step 6: Final answer
    x = 1,762.61

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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.