Home / 7,626.95-11,438.56-2,080.32

Finding the Fourth Proportional to 7,626.95, 11,438.56 and 2,080.32

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Solution

The fourth proportional to 7,626.95, 11,438.56 and 2,080.32 is: 3,119.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.95 : 11,438.56 = 2,080.32 : x
  2. Step 2: Convert to fraction form
    7,626.95/11,438.56 = 2,080.32/x
  3. Step 3: Cross multiply
    7,626.95x = 11,438.56 × 2,080.32
  4. Step 4: Simplify right side
    7,626.95x = 23,795,854.74
  5. Step 5: Solve for x
    x = 23,795,854.74/7,626.95
  6. Step 6: Final answer
    x = 3,119.97

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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.