Home / 1,806.24-2,709.36-1,445.52

Finding the Fourth Proportional to 1,806.24, 2,709.36 and 1,445.52

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Solution

The fourth proportional to 1,806.24, 2,709.36 and 1,445.52 is: 2,168.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806.24 : 2,709.36 = 1,445.52 : x
  2. Step 2: Convert to fraction form
    1,806.24/2,709.36 = 1,445.52/x
  3. Step 3: Cross multiply
    1,806.24x = 2,709.36 × 1,445.52
  4. Step 4: Simplify right side
    1,806.24x = 3,916,434.07
  5. Step 5: Solve for x
    x = 3,916,434.07/1,806.24
  6. Step 6: Final answer
    x = 2,168.28

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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.