Home / 4,169.49-5,756.91-2,578.32

Finding the Fourth Proportional to 4,169.49, 5,756.91 and 2,578.32

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Solution

The fourth proportional to 4,169.49, 5,756.91 and 2,578.32 is: 3,559.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.49 : 5,756.91 = 2,578.32 : x
  2. Step 2: Convert to fraction form
    4,169.49/5,756.91 = 2,578.32/x
  3. Step 3: Cross multiply
    4,169.49x = 5,756.91 × 2,578.32
  4. Step 4: Simplify right side
    4,169.49x = 14,843,156.19
  5. Step 5: Solve for x
    x = 14,843,156.19/4,169.49
  6. Step 6: Final answer
    x = 3,559.95

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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.