Home / 1,884.24-2,826.36-730.26

Finding the Fourth Proportional to 1,884.24, 2,826.36 and 730.26

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Solution

The fourth proportional to 1,884.24, 2,826.36 and 730.26 is: 1,095.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.24 : 2,826.36 = 730.26 : x
  2. Step 2: Convert to fraction form
    1,884.24/2,826.36 = 730.26/x
  3. Step 3: Cross multiply
    1,884.24x = 2,826.36 × 730.26
  4. Step 4: Simplify right side
    1,884.24x = 2,063,977.65
  5. Step 5: Solve for x
    x = 2,063,977.65/1,884.24
  6. Step 6: Final answer
    x = 1,095.39

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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.