Home / 2,027.90-3,038.66-1,539.46

Finding the Fourth Proportional to 2,027.90, 3,038.66 and 1,539.46

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Solution

The fourth proportional to 2,027.90, 3,038.66 and 1,539.46 is: 2,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.90 : 3,038.66 = 1,539.46 : x
  2. Step 2: Convert to fraction form
    2,027.90/3,038.66 = 1,539.46/x
  3. Step 3: Cross multiply
    2,027.90x = 3,038.66 × 1,539.46
  4. Step 4: Simplify right side
    2,027.90x = 4,677,895.52
  5. Step 5: Solve for x
    x = 4,677,895.52/2,027.90
  6. Step 6: Final answer
    x = 2,306.77

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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.