Home / 3,182.98-4,775.64-1,867.85

Finding the Fourth Proportional to 3,182.98, 4,775.64 and 1,867.85

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Solution

The fourth proportional to 3,182.98, 4,775.64 and 1,867.85 is: 2,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.98 : 4,775.64 = 1,867.85 : x
  2. Step 2: Convert to fraction form
    3,182.98/4,775.64 = 1,867.85/x
  3. Step 3: Cross multiply
    3,182.98x = 4,775.64 × 1,867.85
  4. Step 4: Simplify right side
    3,182.98x = 8,920,179.17
  5. Step 5: Solve for x
    x = 8,920,179.17/3,182.98
  6. Step 6: Final answer
    x = 2,802.46

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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.