Home / 2,094.51-3,139.36-1,170.49

Finding the Fourth Proportional to 2,094.51, 3,139.36 and 1,170.49

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Solution

The fourth proportional to 2,094.51, 3,139.36 and 1,170.49 is: 1,754.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.51 : 3,139.36 = 1,170.49 : x
  2. Step 2: Convert to fraction form
    2,094.51/3,139.36 = 1,170.49/x
  3. Step 3: Cross multiply
    2,094.51x = 3,139.36 × 1,170.49
  4. Step 4: Simplify right side
    2,094.51x = 3,674,589.49
  5. Step 5: Solve for x
    x = 3,674,589.49/2,094.51
  6. Step 6: Final answer
    x = 1,754.39

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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.