Home / 2,387.37-3,292.57-1,826.80

Finding the Fourth Proportional to 2,387.37, 3,292.57 and 1,826.80

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Solution

The fourth proportional to 2,387.37, 3,292.57 and 1,826.80 is: 2,519.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.37 : 3,292.57 = 1,826.80 : x
  2. Step 2: Convert to fraction form
    2,387.37/3,292.57 = 1,826.80/x
  3. Step 3: Cross multiply
    2,387.37x = 3,292.57 × 1,826.80
  4. Step 4: Simplify right side
    2,387.37x = 6,014,884.59
  5. Step 5: Solve for x
    x = 6,014,884.59/2,387.37
  6. Step 6: Final answer
    x = 2,519.46

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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.