Home / 4,275.92-6,416.64-1,679.04

Finding the Fourth Proportional to 4,275.92, 6,416.64 and 1,679.04

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Solution

The fourth proportional to 4,275.92, 6,416.64 and 1,679.04 is: 2,519.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.92 : 6,416.64 = 1,679.04 : x
  2. Step 2: Convert to fraction form
    4,275.92/6,416.64 = 1,679.04/x
  3. Step 3: Cross multiply
    4,275.92x = 6,416.64 × 1,679.04
  4. Step 4: Simplify right side
    4,275.92x = 10,773,795.23
  5. Step 5: Solve for x
    x = 10,773,795.23/4,275.92
  6. Step 6: Final answer
    x = 2,519.64

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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.