Home / 4,870.71-6,721.57-2,632.59

Finding the Fourth Proportional to 4,870.71, 6,721.57 and 2,632.59

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Solution

The fourth proportional to 4,870.71, 6,721.57 and 2,632.59 is: 3,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.71 : 6,721.57 = 2,632.59 : x
  2. Step 2: Convert to fraction form
    4,870.71/6,721.57 = 2,632.59/x
  3. Step 3: Cross multiply
    4,870.71x = 6,721.57 × 2,632.59
  4. Step 4: Simplify right side
    4,870.71x = 17,695,137.97
  5. Step 5: Solve for x
    x = 17,695,137.97/4,870.71
  6. Step 6: Final answer
    x = 3,632.97

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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.