Home / 5,634.56-7,776.35-3,397.58

Finding the Fourth Proportional to 5,634.56, 7,776.35 and 3,397.58

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Solution

The fourth proportional to 5,634.56, 7,776.35 and 3,397.58 is: 4,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.56 : 7,776.35 = 3,397.58 : x
  2. Step 2: Convert to fraction form
    5,634.56/7,776.35 = 3,397.58/x
  3. Step 3: Cross multiply
    5,634.56x = 7,776.35 × 3,397.58
  4. Step 4: Simplify right side
    5,634.56x = 26,420,754.25
  5. Step 5: Solve for x
    x = 26,420,754.25/5,634.56
  6. Step 6: Final answer
    x = 4,689.05

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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.