Home / 1,951.26-2,922.66-1,643.76

Finding the Fourth Proportional to 1,951.26, 2,922.66 and 1,643.76

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Solution

The fourth proportional to 1,951.26, 2,922.66 and 1,643.76 is: 2,462.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.26 : 2,922.66 = 1,643.76 : x
  2. Step 2: Convert to fraction form
    1,951.26/2,922.66 = 1,643.76/x
  3. Step 3: Cross multiply
    1,951.26x = 2,922.66 × 1,643.76
  4. Step 4: Simplify right side
    1,951.26x = 4,804,151.60
  5. Step 5: Solve for x
    x = 4,804,151.60/1,951.26
  6. Step 6: Final answer
    x = 2,462.08

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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.