Home / 3,603.60-4,972.65-2,010.21

Finding the Fourth Proportional to 3,603.60, 4,972.65 and 2,010.21

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Solution

The fourth proportional to 3,603.60, 4,972.65 and 2,010.21 is: 2,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.60 : 4,972.65 = 2,010.21 : x
  2. Step 2: Convert to fraction form
    3,603.60/4,972.65 = 2,010.21/x
  3. Step 3: Cross multiply
    3,603.60x = 4,972.65 × 2,010.21
  4. Step 4: Simplify right side
    3,603.60x = 9,996,070.76
  5. Step 5: Solve for x
    x = 9,996,070.76/3,603.60
  6. Step 6: Final answer
    x = 2,773.91

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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.