Home / 5,454.99-7,527.53-3,216.44

Finding the Fourth Proportional to 5,454.99, 7,527.53 and 3,216.44

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Solution

The fourth proportional to 5,454.99, 7,527.53 and 3,216.44 is: 4,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.99 : 7,527.53 = 3,216.44 : x
  2. Step 2: Convert to fraction form
    5,454.99/7,527.53 = 3,216.44/x
  3. Step 3: Cross multiply
    5,454.99x = 7,527.53 × 3,216.44
  4. Step 4: Simplify right side
    5,454.99x = 24,211,875.45
  5. Step 5: Solve for x
    x = 24,211,875.45/5,454.99
  6. Step 6: Final answer
    x = 4,438.48

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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.