Home / 10,492.73-15,744.57-4,257.35

Finding the Fourth Proportional to 10,492.73, 15,744.57 and 4,257.35

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Solution

The fourth proportional to 10,492.73, 15,744.57 and 4,257.35 is: 6,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492.73 : 15,744.57 = 4,257.35 : x
  2. Step 2: Convert to fraction form
    10,492.73/15,744.57 = 4,257.35/x
  3. Step 3: Cross multiply
    10,492.73x = 15,744.57 × 4,257.35
  4. Step 4: Simplify right side
    10,492.73x = 67,030,145.09
  5. Step 5: Solve for x
    x = 67,030,145.09/10,492.73
  6. Step 6: Final answer
    x = 6,388.25

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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.