Home / 4,578.02-6,317.99-2,786.21

Finding the Fourth Proportional to 4,578.02, 6,317.99 and 2,786.21

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Solution

The fourth proportional to 4,578.02, 6,317.99 and 2,786.21 is: 3,845.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.02 : 6,317.99 = 2,786.21 : x
  2. Step 2: Convert to fraction form
    4,578.02/6,317.99 = 2,786.21/x
  3. Step 3: Cross multiply
    4,578.02x = 6,317.99 × 2,786.21
  4. Step 4: Simplify right side
    4,578.02x = 17,603,201.40
  5. Step 5: Solve for x
    x = 17,603,201.40/4,578.02
  6. Step 6: Final answer
    x = 3,845.16

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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.