Home / 2,235.96-3,355.02-1,543.23

Finding the Fourth Proportional to 2,235.96, 3,355.02 and 1,543.23

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Solution

The fourth proportional to 2,235.96, 3,355.02 and 1,543.23 is: 2,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.96 : 3,355.02 = 1,543.23 : x
  2. Step 2: Convert to fraction form
    2,235.96/3,355.02 = 1,543.23/x
  3. Step 3: Cross multiply
    2,235.96x = 3,355.02 × 1,543.23
  4. Step 4: Simplify right side
    2,235.96x = 5,177,567.51
  5. Step 5: Solve for x
    x = 5,177,567.51/2,235.96
  6. Step 6: Final answer
    x = 2,315.59

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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.