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Finding the Fourth Proportional to 7,492.52, 11,243.76 and 4,208.52

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Solution

The fourth proportional to 7,492.52, 11,243.76 and 4,208.52 is: 6,315.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.52 : 11,243.76 = 4,208.52 : x
  2. Step 2: Convert to fraction form
    7,492.52/11,243.76 = 4,208.52/x
  3. Step 3: Cross multiply
    7,492.52x = 11,243.76 × 4,208.52
  4. Step 4: Simplify right side
    7,492.52x = 47,319,588.84
  5. Step 5: Solve for x
    x = 47,319,588.84/7,492.52
  6. Step 6: Final answer
    x = 6,315.58

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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.