Home / 2,409.60-3,606.70-1,749.18

Finding the Fourth Proportional to 2,409.60, 3,606.70 and 1,749.18

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Solution

The fourth proportional to 2,409.60, 3,606.70 and 1,749.18 is: 2,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.60 : 3,606.70 = 1,749.18 : x
  2. Step 2: Convert to fraction form
    2,409.60/3,606.70 = 1,749.18/x
  3. Step 3: Cross multiply
    2,409.60x = 3,606.70 × 1,749.18
  4. Step 4: Simplify right side
    2,409.60x = 6,308,767.51
  5. Step 5: Solve for x
    x = 6,308,767.51/2,409.60
  6. Step 6: Final answer
    x = 2,618.18

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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.