Home / 2,949.56-4,070.47-1,623.34

Finding the Fourth Proportional to 2,949.56, 4,070.47 and 1,623.34

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Solution

The fourth proportional to 2,949.56, 4,070.47 and 1,623.34 is: 2,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.56 : 4,070.47 = 1,623.34 : x
  2. Step 2: Convert to fraction form
    2,949.56/4,070.47 = 1,623.34/x
  3. Step 3: Cross multiply
    2,949.56x = 4,070.47 × 1,623.34
  4. Step 4: Simplify right side
    2,949.56x = 6,607,752.46
  5. Step 5: Solve for x
    x = 6,607,752.46/2,949.56
  6. Step 6: Final answer
    x = 2,240.25

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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.