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Finding the Fourth Proportional to 7,804.02, 11,700.56 and 2,873.02

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Solution

The fourth proportional to 7,804.02, 11,700.56 and 2,873.02 is: 4,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804.02 : 11,700.56 = 2,873.02 : x
  2. Step 2: Convert to fraction form
    7,804.02/11,700.56 = 2,873.02/x
  3. Step 3: Cross multiply
    7,804.02x = 11,700.56 × 2,873.02
  4. Step 4: Simplify right side
    7,804.02x = 33,615,910.05
  5. Step 5: Solve for x
    x = 33,615,910.05/7,804.02
  6. Step 6: Final answer
    x = 4,307.51

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1.5x scale

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.