Home / 5,182.88-7,775.46-1,895.90

Finding the Fourth Proportional to 5,182.88, 7,775.46 and 1,895.90

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Solution

The fourth proportional to 5,182.88, 7,775.46 and 1,895.90 is: 2,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.88 : 7,775.46 = 1,895.90 : x
  2. Step 2: Convert to fraction form
    5,182.88/7,775.46 = 1,895.90/x
  3. Step 3: Cross multiply
    5,182.88x = 7,775.46 × 1,895.90
  4. Step 4: Simplify right side
    5,182.88x = 14,741,455.74
  5. Step 5: Solve for x
    x = 14,741,455.74/5,182.88
  6. Step 6: Final answer
    x = 2,844.26

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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.