Home / 2,943.99-4,062.63-1,617.70

Finding the Fourth Proportional to 2,943.99, 4,062.63 and 1,617.70

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Solution

The fourth proportional to 2,943.99, 4,062.63 and 1,617.70 is: 2,232.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.99 : 4,062.63 = 1,617.70 : x
  2. Step 2: Convert to fraction form
    2,943.99/4,062.63 = 1,617.70/x
  3. Step 3: Cross multiply
    2,943.99x = 4,062.63 × 1,617.70
  4. Step 4: Simplify right side
    2,943.99x = 6,572,090.17
  5. Step 5: Solve for x
    x = 6,572,090.17/2,943.99
  6. Step 6: Final answer
    x = 2,232.37

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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.