Home / 1,224.60-1,835.64-1,192.98

Finding the Fourth Proportional to 1,224.60, 1,835.64 and 1,192.98

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Solution

The fourth proportional to 1,224.60, 1,835.64 and 1,192.98 is: 1,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224.60 : 1,835.64 = 1,192.98 : x
  2. Step 2: Convert to fraction form
    1,224.60/1,835.64 = 1,192.98/x
  3. Step 3: Cross multiply
    1,224.60x = 1,835.64 × 1,192.98
  4. Step 4: Simplify right side
    1,224.60x = 2,189,881.81
  5. Step 5: Solve for x
    x = 2,189,881.81/1,224.60
  6. Step 6: Final answer
    x = 1,788.24

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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.