Home / 1,626.85-2,245.14-1,276.93

Finding the Fourth Proportional to 1,626.85, 2,245.14 and 1,276.93

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Solution

The fourth proportional to 1,626.85, 2,245.14 and 1,276.93 is: 1,762.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.85 : 2,245.14 = 1,276.93 : x
  2. Step 2: Convert to fraction form
    1,626.85/2,245.14 = 1,276.93/x
  3. Step 3: Cross multiply
    1,626.85x = 2,245.14 × 1,276.93
  4. Step 4: Simplify right side
    1,626.85x = 2,866,886.62
  5. Step 5: Solve for x
    x = 2,866,886.62/1,626.85
  6. Step 6: Final answer
    x = 1,762.23

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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.