Home / 10,689.37-16,029.95-4,452.32

Finding the Fourth Proportional to 10,689.37, 16,029.95 and 4,452.32

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Solution

The fourth proportional to 10,689.37, 16,029.95 and 4,452.32 is: 6,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.37 : 16,029.95 = 4,452.32 : x
  2. Step 2: Convert to fraction form
    10,689.37/16,029.95 = 4,452.32/x
  3. Step 3: Cross multiply
    10,689.37x = 16,029.95 × 4,452.32
  4. Step 4: Simplify right side
    10,689.37x = 71,370,484.80
  5. Step 5: Solve for x
    x = 71,370,484.80/10,689.37
  6. Step 6: Final answer
    x = 6,676.77

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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.