Home / 10,962.32-16,438.64-3,464

Finding the Fourth Proportional to 10,962.32, 16,438.64 and 3,464

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Solution

The fourth proportional to 10,962.32, 16,438.64 and 3,464 is: 5,194.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962.32 : 16,438.64 = 3,464 : x
  2. Step 2: Convert to fraction form
    10,962.32/16,438.64 = 3,464/x
  3. Step 3: Cross multiply
    10,962.32x = 16,438.64 × 3,464
  4. Step 4: Simplify right side
    10,962.32x = 56,943,448.96
  5. Step 5: Solve for x
    x = 56,943,448.96/10,962.32
  6. Step 6: Final answer
    x = 5,194.47

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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.