Home / 10,671.45-16,006.76-2,880.46

Finding the Fourth Proportional to 10,671.45, 16,006.76 and 2,880.46

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Solution

The fourth proportional to 10,671.45, 16,006.76 and 2,880.46 is: 4,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.45 : 16,006.76 = 2,880.46 : x
  2. Step 2: Convert to fraction form
    10,671.45/16,006.76 = 2,880.46/x
  3. Step 3: Cross multiply
    10,671.45x = 16,006.76 × 2,880.46
  4. Step 4: Simplify right side
    10,671.45x = 46,106,831.91
  5. Step 5: Solve for x
    x = 46,106,831.91/10,671.45
  6. Step 6: Final answer
    x = 4,320.58

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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.