Home / 5,634.37-7,775.35-3,116.42

Finding the Fourth Proportional to 5,634.37, 7,775.35 and 3,116.42

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Solution

The fourth proportional to 5,634.37, 7,775.35 and 3,116.42 is: 4,300.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.37 : 7,775.35 = 3,116.42 : x
  2. Step 2: Convert to fraction form
    5,634.37/7,775.35 = 3,116.42/x
  3. Step 3: Cross multiply
    5,634.37x = 7,775.35 × 3,116.42
  4. Step 4: Simplify right side
    5,634.37x = 24,231,256.25
  5. Step 5: Solve for x
    x = 24,231,256.25/5,634.37
  6. Step 6: Final answer
    x = 4,300.62

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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.