Home / 5,137.07-7,705.58-1,241.48

Finding the Fourth Proportional to 5,137.07, 7,705.58 and 1,241.48

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Solution

The fourth proportional to 5,137.07, 7,705.58 and 1,241.48 is: 1,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.07 : 7,705.58 = 1,241.48 : x
  2. Step 2: Convert to fraction form
    5,137.07/7,705.58 = 1,241.48/x
  3. Step 3: Cross multiply
    5,137.07x = 7,705.58 × 1,241.48
  4. Step 4: Simplify right side
    5,137.07x = 9,566,284.93
  5. Step 5: Solve for x
    x = 9,566,284.93/5,137.07
  6. Step 6: Final answer
    x = 1,862.21

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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.