Home / 2,455.93-3,684.80-1,140.33

Finding the Fourth Proportional to 2,455.93, 3,684.80 and 1,140.33

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Solution

The fourth proportional to 2,455.93, 3,684.80 and 1,140.33 is: 1,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.93 : 3,684.80 = 1,140.33 : x
  2. Step 2: Convert to fraction form
    2,455.93/3,684.80 = 1,140.33/x
  3. Step 3: Cross multiply
    2,455.93x = 3,684.80 × 1,140.33
  4. Step 4: Simplify right side
    2,455.93x = 4,201,887.98
  5. Step 5: Solve for x
    x = 4,201,887.98/2,455.93
  6. Step 6: Final answer
    x = 1,710.92

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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.