Home / 2,807.37-4,209.69-1,052.64

Finding the Fourth Proportional to 2,807.37, 4,209.69 and 1,052.64

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Solution

The fourth proportional to 2,807.37, 4,209.69 and 1,052.64 is: 1,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.37 : 4,209.69 = 1,052.64 : x
  2. Step 2: Convert to fraction form
    2,807.37/4,209.69 = 1,052.64/x
  3. Step 3: Cross multiply
    2,807.37x = 4,209.69 × 1,052.64
  4. Step 4: Simplify right side
    2,807.37x = 4,431,288.08
  5. Step 5: Solve for x
    x = 4,431,288.08/2,807.37
  6. Step 6: Final answer
    x = 1,578.45

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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.