Home / 5,184.62-7,776.88-2,409.75

Finding the Fourth Proportional to 5,184.62, 7,776.88 and 2,409.75

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Solution

The fourth proportional to 5,184.62, 7,776.88 and 2,409.75 is: 3,614.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.62 : 7,776.88 = 2,409.75 : x
  2. Step 2: Convert to fraction form
    5,184.62/7,776.88 = 2,409.75/x
  3. Step 3: Cross multiply
    5,184.62x = 7,776.88 × 2,409.75
  4. Step 4: Simplify right side
    5,184.62x = 18,740,336.58
  5. Step 5: Solve for x
    x = 18,740,336.58/5,184.62
  6. Step 6: Final answer
    x = 3,614.60

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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.