Home / 5,672.03-8,511.35-2,384.87

Finding the Fourth Proportional to 5,672.03, 8,511.35 and 2,384.87

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Solution

The fourth proportional to 5,672.03, 8,511.35 and 2,384.87 is: 3,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672.03 : 8,511.35 = 2,384.87 : x
  2. Step 2: Convert to fraction form
    5,672.03/8,511.35 = 2,384.87/x
  3. Step 3: Cross multiply
    5,672.03x = 8,511.35 × 2,384.87
  4. Step 4: Simplify right side
    5,672.03x = 20,298,408.79
  5. Step 5: Solve for x
    x = 20,298,408.79/5,672.03
  6. Step 6: Final answer
    x = 3,578.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.