Home / 7,737.90-11,596.45-4,222.64

Finding the Fourth Proportional to 7,737.90, 11,596.45 and 4,222.64

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Solution

The fourth proportional to 7,737.90, 11,596.45 and 4,222.64 is: 6,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.90 : 11,596.45 = 4,222.64 : x
  2. Step 2: Convert to fraction form
    7,737.90/11,596.45 = 4,222.64/x
  3. Step 3: Cross multiply
    7,737.90x = 11,596.45 × 4,222.64
  4. Step 4: Simplify right side
    7,737.90x = 48,967,633.63
  5. Step 5: Solve for x
    x = 48,967,633.63/7,737.90
  6. Step 6: Final answer
    x = 6,328.28

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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.