Home / 10,835.81-16,254.18-3,440.11

Finding the Fourth Proportional to 10,835.81, 16,254.18 and 3,440.11

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Solution

The fourth proportional to 10,835.81, 16,254.18 and 3,440.11 is: 5,160.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.81 : 16,254.18 = 3,440.11 : x
  2. Step 2: Convert to fraction form
    10,835.81/16,254.18 = 3,440.11/x
  3. Step 3: Cross multiply
    10,835.81x = 16,254.18 × 3,440.11
  4. Step 4: Simplify right side
    10,835.81x = 55,916,126.52
  5. Step 5: Solve for x
    x = 55,916,126.52/10,835.81
  6. Step 6: Final answer
    x = 5,160.31

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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.