Home / 4,528.68-6,249.65-2,640.21

Finding the Fourth Proportional to 4,528.68, 6,249.65 and 2,640.21

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Solution

The fourth proportional to 4,528.68, 6,249.65 and 2,640.21 is: 3,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.68 : 6,249.65 = 2,640.21 : x
  2. Step 2: Convert to fraction form
    4,528.68/6,249.65 = 2,640.21/x
  3. Step 3: Cross multiply
    4,528.68x = 6,249.65 × 2,640.21
  4. Step 4: Simplify right side
    4,528.68x = 16,500,375.23
  5. Step 5: Solve for x
    x = 16,500,375.23/4,528.68
  6. Step 6: Final answer
    x = 3,643.53

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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.