Home / 5,689.50-8,535.48-2,179.51

Finding the Fourth Proportional to 5,689.50, 8,535.48 and 2,179.51

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Solution

The fourth proportional to 5,689.50, 8,535.48 and 2,179.51 is: 3,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.50 : 8,535.48 = 2,179.51 : x
  2. Step 2: Convert to fraction form
    5,689.50/8,535.48 = 2,179.51/x
  3. Step 3: Cross multiply
    5,689.50x = 8,535.48 × 2,179.51
  4. Step 4: Simplify right side
    5,689.50x = 18,603,152.89
  5. Step 5: Solve for x
    x = 18,603,152.89/5,689.50
  6. Step 6: Final answer
    x = 3,269.73

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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.