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Finding the Fourth Proportional to 2,335.06, 3,501.60 and 873.19

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Solution

The fourth proportional to 2,335.06, 3,501.60 and 873.19 is: 1,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.06 : 3,501.60 = 873.19 : x
  2. Step 2: Convert to fraction form
    2,335.06/3,501.60 = 873.19/x
  3. Step 3: Cross multiply
    2,335.06x = 3,501.60 × 873.19
  4. Step 4: Simplify right side
    2,335.06x = 3,057,562.10
  5. Step 5: Solve for x
    x = 3,057,562.10/2,335.06
  6. Step 6: Final answer
    x = 1,309.41

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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.