Home / 2,873.56-4,307.46-2,007.64

Finding the Fourth Proportional to 2,873.56, 4,307.46 and 2,007.64

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Solution

The fourth proportional to 2,873.56, 4,307.46 and 2,007.64 is: 3,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.56 : 4,307.46 = 2,007.64 : x
  2. Step 2: Convert to fraction form
    2,873.56/4,307.46 = 2,007.64/x
  3. Step 3: Cross multiply
    2,873.56x = 4,307.46 × 2,007.64
  4. Step 4: Simplify right side
    2,873.56x = 8,647,828.99
  5. Step 5: Solve for x
    x = 8,647,828.99/2,873.56
  6. Step 6: Final answer
    x = 3,009.45

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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.