Home / 4,180.92-6,270.48-1,715.64

Finding the Fourth Proportional to 4,180.92, 6,270.48 and 1,715.64

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Solution

The fourth proportional to 4,180.92, 6,270.48 and 1,715.64 is: 2,573.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.92 : 6,270.48 = 1,715.64 : x
  2. Step 2: Convert to fraction form
    4,180.92/6,270.48 = 1,715.64/x
  3. Step 3: Cross multiply
    4,180.92x = 6,270.48 × 1,715.64
  4. Step 4: Simplify right side
    4,180.92x = 10,757,886.31
  5. Step 5: Solve for x
    x = 10,757,886.31/4,180.92
  6. Step 6: Final answer
    x = 2,573.09

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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.