Home / 6,240.60-9,360.90-2,080.84

Finding the Fourth Proportional to 6,240.60, 9,360.90 and 2,080.84

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Solution

The fourth proportional to 6,240.60, 9,360.90 and 2,080.84 is: 3,121.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.60 : 9,360.90 = 2,080.84 : x
  2. Step 2: Convert to fraction form
    6,240.60/9,360.90 = 2,080.84/x
  3. Step 3: Cross multiply
    6,240.60x = 9,360.90 × 2,080.84
  4. Step 4: Simplify right side
    6,240.60x = 19,478,535.16
  5. Step 5: Solve for x
    x = 19,478,535.16/6,240.60
  6. Step 6: Final answer
    x = 3,121.26

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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.