Home / 1,854.03-2,558.63-1,107.91

Finding the Fourth Proportional to 1,854.03, 2,558.63 and 1,107.91

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Solution

The fourth proportional to 1,854.03, 2,558.63 and 1,107.91 is: 1,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.03 : 2,558.63 = 1,107.91 : x
  2. Step 2: Convert to fraction form
    1,854.03/2,558.63 = 1,107.91/x
  3. Step 3: Cross multiply
    1,854.03x = 2,558.63 × 1,107.91
  4. Step 4: Simplify right side
    1,854.03x = 2,834,737.73
  5. Step 5: Solve for x
    x = 2,834,737.73/1,854.03
  6. Step 6: Final answer
    x = 1,528.96

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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.