Home / 1,835.55-2,539.62-1,603.35

Finding the Fourth Proportional to 1,835.55, 2,539.62 and 1,603.35

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Solution

The fourth proportional to 1,835.55, 2,539.62 and 1,603.35 is: 2,218.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.55 : 2,539.62 = 1,603.35 : x
  2. Step 2: Convert to fraction form
    1,835.55/2,539.62 = 1,603.35/x
  3. Step 3: Cross multiply
    1,835.55x = 2,539.62 × 1,603.35
  4. Step 4: Simplify right side
    1,835.55x = 4,071,899.73
  5. Step 5: Solve for x
    x = 4,071,899.73/1,835.55
  6. Step 6: Final answer
    x = 2,218.35

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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.