Home / 11,302.50-16,950.51-4,728.54

Finding the Fourth Proportional to 11,302.50, 16,950.51 and 4,728.54

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Solution

The fourth proportional to 11,302.50, 16,950.51 and 4,728.54 is: 7,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.50 : 16,950.51 = 4,728.54 : x
  2. Step 2: Convert to fraction form
    11,302.50/16,950.51 = 4,728.54/x
  3. Step 3: Cross multiply
    11,302.50x = 16,950.51 × 4,728.54
  4. Step 4: Simplify right side
    11,302.50x = 80,151,164.56
  5. Step 5: Solve for x
    x = 80,151,164.56/11,302.50
  6. Step 6: Final answer
    x = 7,091.45

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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.