Home / 4,239.68-5,849.60-2,560.72

Finding the Fourth Proportional to 4,239.68, 5,849.60 and 2,560.72

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Solution

The fourth proportional to 4,239.68, 5,849.60 and 2,560.72 is: 3,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.68 : 5,849.60 = 2,560.72 : x
  2. Step 2: Convert to fraction form
    4,239.68/5,849.60 = 2,560.72/x
  3. Step 3: Cross multiply
    4,239.68x = 5,849.60 × 2,560.72
  4. Step 4: Simplify right side
    4,239.68x = 14,979,187.71
  5. Step 5: Solve for x
    x = 14,979,187.71/4,239.68
  6. Step 6: Final answer
    x = 3,533.09

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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.