Home / 2,628.33-3,627.57-1,684.53

Finding the Fourth Proportional to 2,628.33, 3,627.57 and 1,684.53

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Solution

The fourth proportional to 2,628.33, 3,627.57 and 1,684.53 is: 2,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.33 : 3,627.57 = 1,684.53 : x
  2. Step 2: Convert to fraction form
    2,628.33/3,627.57 = 1,684.53/x
  3. Step 3: Cross multiply
    2,628.33x = 3,627.57 × 1,684.53
  4. Step 4: Simplify right side
    2,628.33x = 6,110,756.81
  5. Step 5: Solve for x
    x = 6,110,756.81/2,628.33
  6. Step 6: Final answer
    x = 2,324.96

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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.