Home / 1,664.60-2,497.44-740.04

Finding the Fourth Proportional to 1,664.60, 2,497.44 and 740.04

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Solution

The fourth proportional to 1,664.60, 2,497.44 and 740.04 is: 1,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.60 : 2,497.44 = 740.04 : x
  2. Step 2: Convert to fraction form
    1,664.60/2,497.44 = 740.04/x
  3. Step 3: Cross multiply
    1,664.60x = 2,497.44 × 740.04
  4. Step 4: Simplify right side
    1,664.60x = 1,848,205.50
  5. Step 5: Solve for x
    x = 1,848,205.50/1,664.60
  6. Step 6: Final answer
    x = 1,110.30

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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.