Home / 1,493.22-2,239.88-1,235.24

Finding the Fourth Proportional to 1,493.22, 2,239.88 and 1,235.24

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Solution

The fourth proportional to 1,493.22, 2,239.88 and 1,235.24 is: 1,852.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.22 : 2,239.88 = 1,235.24 : x
  2. Step 2: Convert to fraction form
    1,493.22/2,239.88 = 1,235.24/x
  3. Step 3: Cross multiply
    1,493.22x = 2,239.88 × 1,235.24
  4. Step 4: Simplify right side
    1,493.22x = 2,766,772.00
  5. Step 5: Solve for x
    x = 2,766,772.00/1,493.22
  6. Step 6: Final answer
    x = 1,852.89

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1.5x scale

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.