Home / 2,094.54-3,138.16-1,117.68

Finding the Fourth Proportional to 2,094.54, 3,138.16 and 1,117.68

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Solution

The fourth proportional to 2,094.54, 3,138.16 and 1,117.68 is: 1,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.54 : 3,138.16 = 1,117.68 : x
  2. Step 2: Convert to fraction form
    2,094.54/3,138.16 = 1,117.68/x
  3. Step 3: Cross multiply
    2,094.54x = 3,138.16 × 1,117.68
  4. Step 4: Simplify right side
    2,094.54x = 3,507,458.67
  5. Step 5: Solve for x
    x = 3,507,458.67/2,094.54
  6. Step 6: Final answer
    x = 1,674.57

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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.