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Finding the Fourth Proportional to 7,492.01, 11,238.01 and 2,561.69

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Solution

The fourth proportional to 7,492.01, 11,238.01 and 2,561.69 is: 3,842.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.01 : 11,238.01 = 2,561.69 : x
  2. Step 2: Convert to fraction form
    7,492.01/11,238.01 = 2,561.69/x
  3. Step 3: Cross multiply
    7,492.01x = 11,238.01 × 2,561.69
  4. Step 4: Simplify right side
    7,492.01x = 28,788,297.84
  5. Step 5: Solve for x
    x = 28,788,297.84/7,492.01
  6. Step 6: Final answer
    x = 3,842.54

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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.