Home / 4,578.21-6,317.88-2,589.15

Finding the Fourth Proportional to 4,578.21, 6,317.88 and 2,589.15

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Solution

The fourth proportional to 4,578.21, 6,317.88 and 2,589.15 is: 3,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.21 : 6,317.88 = 2,589.15 : x
  2. Step 2: Convert to fraction form
    4,578.21/6,317.88 = 2,589.15/x
  3. Step 3: Cross multiply
    4,578.21x = 6,317.88 × 2,589.15
  4. Step 4: Simplify right side
    4,578.21x = 16,357,939.00
  5. Step 5: Solve for x
    x = 16,357,939.00/4,578.21
  6. Step 6: Final answer
    x = 3,573.00

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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.