Home / 5,043.86-6,960.90-3,788.76

Finding the Fourth Proportional to 5,043.86, 6,960.90 and 3,788.76

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Solution

The fourth proportional to 5,043.86, 6,960.90 and 3,788.76 is: 5,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.86 : 6,960.90 = 3,788.76 : x
  2. Step 2: Convert to fraction form
    5,043.86/6,960.90 = 3,788.76/x
  3. Step 3: Cross multiply
    5,043.86x = 6,960.90 × 3,788.76
  4. Step 4: Simplify right side
    5,043.86x = 26,373,179.48
  5. Step 5: Solve for x
    x = 26,373,179.48/5,043.86
  6. Step 6: Final answer
    x = 5,228.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.