Home / 5,011.20-6,914.83-2,772.77

Finding the Fourth Proportional to 5,011.20, 6,914.83 and 2,772.77

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Solution

The fourth proportional to 5,011.20, 6,914.83 and 2,772.77 is: 3,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.20 : 6,914.83 = 2,772.77 : x
  2. Step 2: Convert to fraction form
    5,011.20/6,914.83 = 2,772.77/x
  3. Step 3: Cross multiply
    5,011.20x = 6,914.83 × 2,772.77
  4. Step 4: Simplify right side
    5,011.20x = 19,173,184.74
  5. Step 5: Solve for x
    x = 19,173,184.74/5,011.20
  6. Step 6: Final answer
    x = 3,826.07

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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.