Home / 6,260.84-8,640.06-3,428.17

Finding the Fourth Proportional to 6,260.84, 8,640.06 and 3,428.17

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Solution

The fourth proportional to 6,260.84, 8,640.06 and 3,428.17 is: 4,730.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.84 : 8,640.06 = 3,428.17 : x
  2. Step 2: Convert to fraction form
    6,260.84/8,640.06 = 3,428.17/x
  3. Step 3: Cross multiply
    6,260.84x = 8,640.06 × 3,428.17
  4. Step 4: Simplify right side
    6,260.84x = 29,619,560.03
  5. Step 5: Solve for x
    x = 29,619,560.03/6,260.84
  6. Step 6: Final answer
    x = 4,730.93

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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.