Home / 2,068.83-3,103.25-1,455.28

Finding the Fourth Proportional to 2,068.83, 3,103.25 and 1,455.28

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Solution

The fourth proportional to 2,068.83, 3,103.25 and 1,455.28 is: 2,182.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.83 : 3,103.25 = 1,455.28 : x
  2. Step 2: Convert to fraction form
    2,068.83/3,103.25 = 1,455.28/x
  3. Step 3: Cross multiply
    2,068.83x = 3,103.25 × 1,455.28
  4. Step 4: Simplify right side
    2,068.83x = 4,516,082.63
  5. Step 5: Solve for x
    x = 4,516,082.63/2,068.83
  6. Step 6: Final answer
    x = 2,182.92

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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.