Home / 1,884.64-2,820.58-1,154.73

Finding the Fourth Proportional to 1,884.64, 2,820.58 and 1,154.73

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Solution

The fourth proportional to 1,884.64, 2,820.58 and 1,154.73 is: 1,728.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.64 : 2,820.58 = 1,154.73 : x
  2. Step 2: Convert to fraction form
    1,884.64/2,820.58 = 1,154.73/x
  3. Step 3: Cross multiply
    1,884.64x = 2,820.58 × 1,154.73
  4. Step 4: Simplify right side
    1,884.64x = 3,257,008.34
  5. Step 5: Solve for x
    x = 3,257,008.34/1,884.64
  6. Step 6: Final answer
    x = 1,728.19

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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.