Home / 5,103.38-7,037.48-4,805.74

Finding the Fourth Proportional to 5,103.38, 7,037.48 and 4,805.74

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Solution

The fourth proportional to 5,103.38, 7,037.48 and 4,805.74 is: 6,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.38 : 7,037.48 = 4,805.74 : x
  2. Step 2: Convert to fraction form
    5,103.38/7,037.48 = 4,805.74/x
  3. Step 3: Cross multiply
    5,103.38x = 7,037.48 × 4,805.74
  4. Step 4: Simplify right side
    5,103.38x = 33,820,293.56
  5. Step 5: Solve for x
    x = 33,820,293.56/5,103.38
  6. Step 6: Final answer
    x = 6,627.03

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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.