Home / 4,893.93-7,342.07-1,431.18

Finding the Fourth Proportional to 4,893.93, 7,342.07 and 1,431.18

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Solution

The fourth proportional to 4,893.93, 7,342.07 and 1,431.18 is: 2,147.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.93 : 7,342.07 = 1,431.18 : x
  2. Step 2: Convert to fraction form
    4,893.93/7,342.07 = 1,431.18/x
  3. Step 3: Cross multiply
    4,893.93x = 7,342.07 × 1,431.18
  4. Step 4: Simplify right side
    4,893.93x = 10,507,816.59
  5. Step 5: Solve for x
    x = 10,507,816.59/4,893.93
  6. Step 6: Final answer
    x = 2,147.11

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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.