Home / 5,478.24-7,559.55-3,239.94

Finding the Fourth Proportional to 5,478.24, 7,559.55 and 3,239.94

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Solution

The fourth proportional to 5,478.24, 7,559.55 and 3,239.94 is: 4,470.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478.24 : 7,559.55 = 3,239.94 : x
  2. Step 2: Convert to fraction form
    5,478.24/7,559.55 = 3,239.94/x
  3. Step 3: Cross multiply
    5,478.24x = 7,559.55 × 3,239.94
  4. Step 4: Simplify right side
    5,478.24x = 24,492,488.43
  5. Step 5: Solve for x
    x = 24,492,488.43/5,478.24
  6. Step 6: Final answer
    x = 4,470.87

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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.