Home / 2,288.26-3,430.50-1,054.63

Finding the Fourth Proportional to 2,288.26, 3,430.50 and 1,054.63

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Solution

The fourth proportional to 2,288.26, 3,430.50 and 1,054.63 is: 1,581.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.26 : 3,430.50 = 1,054.63 : x
  2. Step 2: Convert to fraction form
    2,288.26/3,430.50 = 1,054.63/x
  3. Step 3: Cross multiply
    2,288.26x = 3,430.50 × 1,054.63
  4. Step 4: Simplify right side
    2,288.26x = 3,617,908.22
  5. Step 5: Solve for x
    x = 3,617,908.22/2,288.26
  6. Step 6: Final answer
    x = 1,581.07

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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.