Home / 10,672.96-14,728.32-5,957.12

Finding the Fourth Proportional to 10,672.96, 14,728.32 and 5,957.12

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Solution

The fourth proportional to 10,672.96, 14,728.32 and 5,957.12 is: 8,220.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.96 : 14,728.32 = 5,957.12 : x
  2. Step 2: Convert to fraction form
    10,672.96/14,728.32 = 5,957.12/x
  3. Step 3: Cross multiply
    10,672.96x = 14,728.32 × 5,957.12
  4. Step 4: Simplify right side
    10,672.96x = 87,738,369.64
  5. Step 5: Solve for x
    x = 87,738,369.64/10,672.96
  6. Step 6: Final answer
    x = 8,220.62

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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.