Home / 2,239.56-3,090.65-1,244.93

Finding the Fourth Proportional to 2,239.56, 3,090.65 and 1,244.93

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Solution

The fourth proportional to 2,239.56, 3,090.65 and 1,244.93 is: 1,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.56 : 3,090.65 = 1,244.93 : x
  2. Step 2: Convert to fraction form
    2,239.56/3,090.65 = 1,244.93/x
  3. Step 3: Cross multiply
    2,239.56x = 3,090.65 × 1,244.93
  4. Step 4: Simplify right side
    2,239.56x = 3,847,621.23
  5. Step 5: Solve for x
    x = 3,847,621.23/2,239.56
  6. Step 6: Final answer
    x = 1,718.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.