Home / 5,634.56-7,775.46-3,116.51

Finding the Fourth Proportional to 5,634.56, 7,775.46 and 3,116.51

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Solution

The fourth proportional to 5,634.56, 7,775.46 and 3,116.51 is: 4,300.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.56 : 7,775.46 = 3,116.51 : x
  2. Step 2: Convert to fraction form
    5,634.56/7,775.46 = 3,116.51/x
  3. Step 3: Cross multiply
    5,634.56x = 7,775.46 × 3,116.51
  4. Step 4: Simplify right side
    5,634.56x = 24,232,259.97
  5. Step 5: Solve for x
    x = 24,232,259.97/5,634.56
  6. Step 6: Final answer
    x = 4,300.65

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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.