Home / 1,612.26-2,227.77-1,265.58

Finding the Fourth Proportional to 1,612.26, 2,227.77 and 1,265.58

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Solution

The fourth proportional to 1,612.26, 2,227.77 and 1,265.58 is: 1,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.26 : 2,227.77 = 1,265.58 : x
  2. Step 2: Convert to fraction form
    1,612.26/2,227.77 = 1,265.58/x
  3. Step 3: Cross multiply
    1,612.26x = 2,227.77 × 1,265.58
  4. Step 4: Simplify right side
    1,612.26x = 2,819,421.16
  5. Step 5: Solve for x
    x = 2,819,421.16/1,612.26
  6. Step 6: Final answer
    x = 1,748.74

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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.