Home / 10,491.08-15,736.59-3,095.60

Finding the Fourth Proportional to 10,491.08, 15,736.59 and 3,095.60

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Solution

The fourth proportional to 10,491.08, 15,736.59 and 3,095.60 is: 4,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491.08 : 15,736.59 = 3,095.60 : x
  2. Step 2: Convert to fraction form
    10,491.08/15,736.59 = 3,095.60/x
  3. Step 3: Cross multiply
    10,491.08x = 15,736.59 × 3,095.60
  4. Step 4: Simplify right side
    10,491.08x = 48,714,227.35
  5. Step 5: Solve for x
    x = 48,714,227.35/10,491.08
  6. Step 6: Final answer
    x = 4,643.39

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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.