Home / 10,671.86-16,006.40-3,275.70

Finding the Fourth Proportional to 10,671.86, 16,006.40 and 3,275.70

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Solution

The fourth proportional to 10,671.86, 16,006.40 and 3,275.70 is: 4,913.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.86 : 16,006.40 = 3,275.70 : x
  2. Step 2: Convert to fraction form
    10,671.86/16,006.40 = 3,275.70/x
  3. Step 3: Cross multiply
    10,671.86x = 16,006.40 × 3,275.70
  4. Step 4: Simplify right side
    10,671.86x = 52,432,148.10
  5. Step 5: Solve for x
    x = 52,432,148.10/10,671.86
  6. Step 6: Final answer
    x = 4,913.12

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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.