Home / 4,409.24-6,613.78-1,776.68

Finding the Fourth Proportional to 4,409.24, 6,613.78 and 1,776.68

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Solution

The fourth proportional to 4,409.24, 6,613.78 and 1,776.68 is: 2,664.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.24 : 6,613.78 = 1,776.68 : x
  2. Step 2: Convert to fraction form
    4,409.24/6,613.78 = 1,776.68/x
  3. Step 3: Cross multiply
    4,409.24x = 6,613.78 × 1,776.68
  4. Step 4: Simplify right side
    4,409.24x = 11,750,552.20
  5. Step 5: Solve for x
    x = 11,750,552.20/4,409.24
  6. Step 6: Final answer
    x = 2,664.99

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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.