Home / 6,106.80-9,131.40-4,551.60

Finding the Fourth Proportional to 6,106.80, 9,131.40 and 4,551.60

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Solution

The fourth proportional to 6,106.80, 9,131.40 and 4,551.60 is: 6,805.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.80 : 9,131.40 = 4,551.60 : x
  2. Step 2: Convert to fraction form
    6,106.80/9,131.40 = 4,551.60/x
  3. Step 3: Cross multiply
    6,106.80x = 9,131.40 × 4,551.60
  4. Step 4: Simplify right side
    6,106.80x = 41,562,480.24
  5. Step 5: Solve for x
    x = 41,562,480.24/6,106.80
  6. Step 6: Final answer
    x = 6,805.93

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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.