Home / 8,492.63-11,719.61-4,715.70

Finding the Fourth Proportional to 8,492.63, 11,719.61 and 4,715.70

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Solution

The fourth proportional to 8,492.63, 11,719.61 and 4,715.70 is: 6,507.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492.63 : 11,719.61 = 4,715.70 : x
  2. Step 2: Convert to fraction form
    8,492.63/11,719.61 = 4,715.70/x
  3. Step 3: Cross multiply
    8,492.63x = 11,719.61 × 4,715.70
  4. Step 4: Simplify right side
    8,492.63x = 55,266,164.88
  5. Step 5: Solve for x
    x = 55,266,164.88/8,492.63
  6. Step 6: Final answer
    x = 6,507.54

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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.