Home / 10,868.58-16,302.60-3,472.92

Finding the Fourth Proportional to 10,868.58, 16,302.60 and 3,472.92

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Solution

The fourth proportional to 10,868.58, 16,302.60 and 3,472.92 is: 5,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.58 : 16,302.60 = 3,472.92 : x
  2. Step 2: Convert to fraction form
    10,868.58/16,302.60 = 3,472.92/x
  3. Step 3: Cross multiply
    10,868.58x = 16,302.60 × 3,472.92
  4. Step 4: Simplify right side
    10,868.58x = 56,617,625.59
  5. Step 5: Solve for x
    x = 56,617,625.59/10,868.58
  6. Step 6: Final answer
    x = 5,209.29

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1.5x scale

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.