Home / 1,664.93-2,495.46-1,252.75

Finding the Fourth Proportional to 1,664.93, 2,495.46 and 1,252.75

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Solution

The fourth proportional to 1,664.93, 2,495.46 and 1,252.75 is: 1,877.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.93 : 2,495.46 = 1,252.75 : x
  2. Step 2: Convert to fraction form
    1,664.93/2,495.46 = 1,252.75/x
  3. Step 3: Cross multiply
    1,664.93x = 2,495.46 × 1,252.75
  4. Step 4: Simplify right side
    1,664.93x = 3,126,168.77
  5. Step 5: Solve for x
    x = 3,126,168.77/1,664.93
  6. Step 6: Final answer
    x = 1,877.65

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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.