Home / 2,099.24-2,897-1,155.02

Finding the Fourth Proportional to 2,099.24, 2,897 and 1,155.02

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Solution

The fourth proportional to 2,099.24, 2,897 and 1,155.02 is: 1,593.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099.24 : 2,897 = 1,155.02 : x
  2. Step 2: Convert to fraction form
    2,099.24/2,897 = 1,155.02/x
  3. Step 3: Cross multiply
    2,099.24x = 2,897 × 1,155.02
  4. Step 4: Simplify right side
    2,099.24x = 3,346,092.94
  5. Step 5: Solve for x
    x = 3,346,092.94/2,099.24
  6. Step 6: Final answer
    x = 1,593.95

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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.