Home / 9,080.74-13,621.20-2,506.78

Finding the Fourth Proportional to 9,080.74, 13,621.20 and 2,506.78

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Solution

The fourth proportional to 9,080.74, 13,621.20 and 2,506.78 is: 3,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.74 : 13,621.20 = 2,506.78 : x
  2. Step 2: Convert to fraction form
    9,080.74/13,621.20 = 2,506.78/x
  3. Step 3: Cross multiply
    9,080.74x = 13,621.20 × 2,506.78
  4. Step 4: Simplify right side
    9,080.74x = 34,145,351.74
  5. Step 5: Solve for x
    x = 34,145,351.74/9,080.74
  6. Step 6: Final answer
    x = 3,760.19

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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.