Home / 2,925.75-4,037.67-1,879.23

Finding the Fourth Proportional to 2,925.75, 4,037.67 and 1,879.23

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Solution

The fourth proportional to 2,925.75, 4,037.67 and 1,879.23 is: 2,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.75 : 4,037.67 = 1,879.23 : x
  2. Step 2: Convert to fraction form
    2,925.75/4,037.67 = 1,879.23/x
  3. Step 3: Cross multiply
    2,925.75x = 4,037.67 × 1,879.23
  4. Step 4: Simplify right side
    2,925.75x = 7,587,710.59
  5. Step 5: Solve for x
    x = 7,587,710.59/2,925.75
  6. Step 6: Final answer
    x = 2,593.42

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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.