Home / 4,543.75-6,270.51-2,680.75

Finding the Fourth Proportional to 4,543.75, 6,270.51 and 2,680.75

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Solution

The fourth proportional to 4,543.75, 6,270.51 and 2,680.75 is: 3,699.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.75 : 6,270.51 = 2,680.75 : x
  2. Step 2: Convert to fraction form
    4,543.75/6,270.51 = 2,680.75/x
  3. Step 3: Cross multiply
    4,543.75x = 6,270.51 × 2,680.75
  4. Step 4: Simplify right side
    4,543.75x = 16,809,669.68
  5. Step 5: Solve for x
    x = 16,809,669.68/4,543.75
  6. Step 6: Final answer
    x = 3,699.51

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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.