Home / 1,546.08-2,320.14-816.17

Finding the Fourth Proportional to 1,546.08, 2,320.14 and 816.17

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Solution

The fourth proportional to 1,546.08, 2,320.14 and 816.17 is: 1,224.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.08 : 2,320.14 = 816.17 : x
  2. Step 2: Convert to fraction form
    1,546.08/2,320.14 = 816.17/x
  3. Step 3: Cross multiply
    1,546.08x = 2,320.14 × 816.17
  4. Step 4: Simplify right side
    1,546.08x = 1,893,617.06
  5. Step 5: Solve for x
    x = 1,893,617.06/1,546.08
  6. Step 6: Final answer
    x = 1,224.79

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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.