Home / 5,285.68-7,296.30-3,049.47

Finding the Fourth Proportional to 5,285.68, 7,296.30 and 3,049.47

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Solution

The fourth proportional to 5,285.68, 7,296.30 and 3,049.47 is: 4,209.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.68 : 7,296.30 = 3,049.47 : x
  2. Step 2: Convert to fraction form
    5,285.68/7,296.30 = 3,049.47/x
  3. Step 3: Cross multiply
    5,285.68x = 7,296.30 × 3,049.47
  4. Step 4: Simplify right side
    5,285.68x = 22,249,847.96
  5. Step 5: Solve for x
    x = 22,249,847.96/5,285.68
  6. Step 6: Final answer
    x = 4,209.46

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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.