Home / 4,578.34-6,318.12-2,588.72

Finding the Fourth Proportional to 4,578.34, 6,318.12 and 2,588.72

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Solution

The fourth proportional to 4,578.34, 6,318.12 and 2,588.72 is: 3,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.34 : 6,318.12 = 2,588.72 : x
  2. Step 2: Convert to fraction form
    4,578.34/6,318.12 = 2,588.72/x
  3. Step 3: Cross multiply
    4,578.34x = 6,318.12 × 2,588.72
  4. Step 4: Simplify right side
    4,578.34x = 16,355,843.61
  5. Step 5: Solve for x
    x = 16,355,843.61/4,578.34
  6. Step 6: Final answer
    x = 3,572.44

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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.