Home / 4,578.79-6,318.70-2,589.74

Finding the Fourth Proportional to 4,578.79, 6,318.70 and 2,589.74

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Solution

The fourth proportional to 4,578.79, 6,318.70 and 2,589.74 is: 3,573.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.79 : 6,318.70 = 2,589.74 : x
  2. Step 2: Convert to fraction form
    4,578.79/6,318.70 = 2,589.74/x
  3. Step 3: Cross multiply
    4,578.79x = 6,318.70 × 2,589.74
  4. Step 4: Simplify right side
    4,578.79x = 16,363,790.14
  5. Step 5: Solve for x
    x = 16,363,790.14/4,578.79
  6. Step 6: Final answer
    x = 3,573.82

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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.