Home / 7,669.85-10,584.16-4,312.81

Finding the Fourth Proportional to 7,669.85, 10,584.16 and 4,312.81

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Solution

The fourth proportional to 7,669.85, 10,584.16 and 4,312.81 is: 5,951.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.85 : 10,584.16 = 4,312.81 : x
  2. Step 2: Convert to fraction form
    7,669.85/10,584.16 = 4,312.81/x
  3. Step 3: Cross multiply
    7,669.85x = 10,584.16 × 4,312.81
  4. Step 4: Simplify right side
    7,669.85x = 45,647,433.85
  5. Step 5: Solve for x
    x = 45,647,433.85/7,669.85
  6. Step 6: Final answer
    x = 5,951.54

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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.