Home / 1,664.83-2,497.25-1,563.34

Finding the Fourth Proportional to 1,664.83, 2,497.25 and 1,563.34

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Solution

The fourth proportional to 1,664.83, 2,497.25 and 1,563.34 is: 2,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.83 : 2,497.25 = 1,563.34 : x
  2. Step 2: Convert to fraction form
    1,664.83/2,497.25 = 1,563.34/x
  3. Step 3: Cross multiply
    1,664.83x = 2,497.25 × 1,563.34
  4. Step 4: Simplify right side
    1,664.83x = 3,904,050.82
  5. Step 5: Solve for x
    x = 3,904,050.82/1,664.83
  6. Step 6: Final answer
    x = 2,345.01

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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.