Home / 10,492.26-15,739.60-3,473.20

Finding the Fourth Proportional to 10,492.26, 15,739.60 and 3,473.20

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Solution

The fourth proportional to 10,492.26, 15,739.60 and 3,473.20 is: 5,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492.26 : 15,739.60 = 3,473.20 : x
  2. Step 2: Convert to fraction form
    10,492.26/15,739.60 = 3,473.20/x
  3. Step 3: Cross multiply
    10,492.26x = 15,739.60 × 3,473.20
  4. Step 4: Simplify right side
    10,492.26x = 54,666,778.72
  5. Step 5: Solve for x
    x = 54,666,778.72/10,492.26
  6. Step 6: Final answer
    x = 5,210.20

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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.