Home / 2,884.05-4,323.26-1,478.47

Finding the Fourth Proportional to 2,884.05, 4,323.26 and 1,478.47

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Solution

The fourth proportional to 2,884.05, 4,323.26 and 1,478.47 is: 2,216.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.05 : 4,323.26 = 1,478.47 : x
  2. Step 2: Convert to fraction form
    2,884.05/4,323.26 = 1,478.47/x
  3. Step 3: Cross multiply
    2,884.05x = 4,323.26 × 1,478.47
  4. Step 4: Simplify right side
    2,884.05x = 6,391,803.10
  5. Step 5: Solve for x
    x = 6,391,803.10/2,884.05
  6. Step 6: Final answer
    x = 2,216.26

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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.