Home / 2,957.01-4,435.39-1,721.95

Finding the Fourth Proportional to 2,957.01, 4,435.39 and 1,721.95

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Solution

The fourth proportional to 2,957.01, 4,435.39 and 1,721.95 is: 2,582.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.01 : 4,435.39 = 1,721.95 : x
  2. Step 2: Convert to fraction form
    2,957.01/4,435.39 = 1,721.95/x
  3. Step 3: Cross multiply
    2,957.01x = 4,435.39 × 1,721.95
  4. Step 4: Simplify right side
    2,957.01x = 7,637,519.81
  5. Step 5: Solve for x
    x = 7,637,519.81/2,957.01
  6. Step 6: Final answer
    x = 2,582.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.