Home / 5,669.85-8,506.32-1,972.29

Finding the Fourth Proportional to 5,669.85, 8,506.32 and 1,972.29

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Solution

The fourth proportional to 5,669.85, 8,506.32 and 1,972.29 is: 2,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.85 : 8,506.32 = 1,972.29 : x
  2. Step 2: Convert to fraction form
    5,669.85/8,506.32 = 1,972.29/x
  3. Step 3: Cross multiply
    5,669.85x = 8,506.32 × 1,972.29
  4. Step 4: Simplify right side
    5,669.85x = 16,776,929.87
  5. Step 5: Solve for x
    x = 16,776,929.87/5,669.85
  6. Step 6: Final answer
    x = 2,958.97

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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.