Home / 8,492.43-11,719.75-4,715.50

Finding the Fourth Proportional to 8,492.43, 11,719.75 and 4,715.50

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Solution

The fourth proportional to 8,492.43, 11,719.75 and 4,715.50 is: 6,507.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492.43 : 11,719.75 = 4,715.50 : x
  2. Step 2: Convert to fraction form
    8,492.43/11,719.75 = 4,715.50/x
  3. Step 3: Cross multiply
    8,492.43x = 11,719.75 × 4,715.50
  4. Step 4: Simplify right side
    8,492.43x = 55,264,481.13
  5. Step 5: Solve for x
    x = 55,264,481.13/8,492.43
  6. Step 6: Final answer
    x = 6,507.50

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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.