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Finding the Fourth Proportional to 1,797.13, 2,480.06 and 1,011.16

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Solution

The fourth proportional to 1,797.13, 2,480.06 and 1,011.16 is: 1,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.13 : 2,480.06 = 1,011.16 : x
  2. Step 2: Convert to fraction form
    1,797.13/2,480.06 = 1,011.16/x
  3. Step 3: Cross multiply
    1,797.13x = 2,480.06 × 1,011.16
  4. Step 4: Simplify right side
    1,797.13x = 2,507,720.01
  5. Step 5: Solve for x
    x = 2,507,720.01/1,797.13
  6. Step 6: Final answer
    x = 1,395.41

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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.