Home / 5,627.42-8,428.83-2,699.58

Finding the Fourth Proportional to 5,627.42, 8,428.83 and 2,699.58

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Solution

The fourth proportional to 5,627.42, 8,428.83 and 2,699.58 is: 4,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.42 : 8,428.83 = 2,699.58 : x
  2. Step 2: Convert to fraction form
    5,627.42/8,428.83 = 2,699.58/x
  3. Step 3: Cross multiply
    5,627.42x = 8,428.83 × 2,699.58
  4. Step 4: Simplify right side
    5,627.42x = 22,754,297.74
  5. Step 5: Solve for x
    x = 22,754,297.74/5,627.42
  6. Step 6: Final answer
    x = 4,043.47

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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.