Home / 2,634.18-3,639.30-2,006.84

Finding the Fourth Proportional to 2,634.18, 3,639.30 and 2,006.84

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Solution

The fourth proportional to 2,634.18, 3,639.30 and 2,006.84 is: 2,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.18 : 3,639.30 = 2,006.84 : x
  2. Step 2: Convert to fraction form
    2,634.18/3,639.30 = 2,006.84/x
  3. Step 3: Cross multiply
    2,634.18x = 3,639.30 × 2,006.84
  4. Step 4: Simplify right side
    2,634.18x = 7,303,492.81
  5. Step 5: Solve for x
    x = 7,303,492.81/2,634.18
  6. Step 6: Final answer
    x = 2,772.59

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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.