Home / 4,578.45-6,318.29-2,589.20

Finding the Fourth Proportional to 4,578.45, 6,318.29 and 2,589.20

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Solution

The fourth proportional to 4,578.45, 6,318.29 and 2,589.20 is: 3,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.45 : 6,318.29 = 2,589.20 : x
  2. Step 2: Convert to fraction form
    4,578.45/6,318.29 = 2,589.20/x
  3. Step 3: Cross multiply
    4,578.45x = 6,318.29 × 2,589.20
  4. Step 4: Simplify right side
    4,578.45x = 16,359,316.47
  5. Step 5: Solve for x
    x = 16,359,316.47/4,578.45
  6. Step 6: Final answer
    x = 3,573.11

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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.