Home / 1,906.40-2,854.59-1,534.23

Finding the Fourth Proportional to 1,906.40, 2,854.59 and 1,534.23

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Solution

The fourth proportional to 1,906.40, 2,854.59 and 1,534.23 is: 2,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906.40 : 2,854.59 = 1,534.23 : x
  2. Step 2: Convert to fraction form
    1,906.40/2,854.59 = 1,534.23/x
  3. Step 3: Cross multiply
    1,906.40x = 2,854.59 × 1,534.23
  4. Step 4: Simplify right side
    1,906.40x = 4,379,597.62
  5. Step 5: Solve for x
    x = 4,379,597.62/1,906.40
  6. Step 6: Final answer
    x = 2,297.31

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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.