Home / 10,482.48-15,719.52-4,635.12

Finding the Fourth Proportional to 10,482.48, 15,719.52 and 4,635.12

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Solution

The fourth proportional to 10,482.48, 15,719.52 and 4,635.12 is: 6,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.48 : 15,719.52 = 4,635.12 : x
  2. Step 2: Convert to fraction form
    10,482.48/15,719.52 = 4,635.12/x
  3. Step 3: Cross multiply
    10,482.48x = 15,719.52 × 4,635.12
  4. Step 4: Simplify right side
    10,482.48x = 72,861,861.54
  5. Step 5: Solve for x
    x = 72,861,861.54/10,482.48
  6. Step 6: Final answer
    x = 6,950.82

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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.