Home / 4,392.40-6,584.55-1,617.55

Finding the Fourth Proportional to 4,392.40, 6,584.55 and 1,617.55

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Solution

The fourth proportional to 4,392.40, 6,584.55 and 1,617.55 is: 2,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.40 : 6,584.55 = 1,617.55 : x
  2. Step 2: Convert to fraction form
    4,392.40/6,584.55 = 1,617.55/x
  3. Step 3: Cross multiply
    4,392.40x = 6,584.55 × 1,617.55
  4. Step 4: Simplify right side
    4,392.40x = 10,650,838.85
  5. Step 5: Solve for x
    x = 10,650,838.85/4,392.40
  6. Step 6: Final answer
    x = 2,424.83

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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.