Home / 10,862.40-16,295.52-3,464.64

Finding the Fourth Proportional to 10,862.40, 16,295.52 and 3,464.64

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Solution

The fourth proportional to 10,862.40, 16,295.52 and 3,464.64 is: 5,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,862.40 : 16,295.52 = 3,464.64 : x
  2. Step 2: Convert to fraction form
    10,862.40/16,295.52 = 3,464.64/x
  3. Step 3: Cross multiply
    10,862.40x = 16,295.52 × 3,464.64
  4. Step 4: Simplify right side
    10,862.40x = 56,458,110.41
  5. Step 5: Solve for x
    x = 56,458,110.41/10,862.40
  6. Step 6: Final answer
    x = 5,197.57

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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.