Home / 2,772.90-3,844.13-2,624.94

Finding the Fourth Proportional to 2,772.90, 3,844.13 and 2,624.94

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Solution

The fourth proportional to 2,772.90, 3,844.13 and 2,624.94 is: 3,639.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.90 : 3,844.13 = 2,624.94 : x
  2. Step 2: Convert to fraction form
    2,772.90/3,844.13 = 2,624.94/x
  3. Step 3: Cross multiply
    2,772.90x = 3,844.13 × 2,624.94
  4. Step 4: Simplify right side
    2,772.90x = 10,090,597.48
  5. Step 5: Solve for x
    x = 10,090,597.48/2,772.90
  6. Step 6: Final answer
    x = 3,639.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.