Home / 3,159.77-4,761.05-2,623.95

Finding the Fourth Proportional to 3,159.77, 4,761.05 and 2,623.95

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Solution

The fourth proportional to 3,159.77, 4,761.05 and 2,623.95 is: 3,953.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.77 : 4,761.05 = 2,623.95 : x
  2. Step 2: Convert to fraction form
    3,159.77/4,761.05 = 2,623.95/x
  3. Step 3: Cross multiply
    3,159.77x = 4,761.05 × 2,623.95
  4. Step 4: Simplify right side
    3,159.77x = 12,492,744.03
  5. Step 5: Solve for x
    x = 12,492,744.03/3,159.77
  6. Step 6: Final answer
    x = 3,953.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.