Home / 6,271.80-9,407.09-3,805.96

Finding the Fourth Proportional to 6,271.80, 9,407.09 and 3,805.96

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Solution

The fourth proportional to 6,271.80, 9,407.09 and 3,805.96 is: 5,708.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.80 : 9,407.09 = 3,805.96 : x
  2. Step 2: Convert to fraction form
    6,271.80/9,407.09 = 3,805.96/x
  3. Step 3: Cross multiply
    6,271.80x = 9,407.09 × 3,805.96
  4. Step 4: Simplify right side
    6,271.80x = 35,802,994.25
  5. Step 5: Solve for x
    x = 35,802,994.25/6,271.80
  6. Step 6: Final answer
    x = 5,708.57

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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.