Home / 1,809.45-2,497.09-1,023.51

Finding the Fourth Proportional to 1,809.45, 2,497.09 and 1,023.51

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Solution

The fourth proportional to 1,809.45, 2,497.09 and 1,023.51 is: 1,412.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.45 : 2,497.09 = 1,023.51 : x
  2. Step 2: Convert to fraction form
    1,809.45/2,497.09 = 1,023.51/x
  3. Step 3: Cross multiply
    1,809.45x = 2,497.09 × 1,023.51
  4. Step 4: Simplify right side
    1,809.45x = 2,555,794.03
  5. Step 5: Solve for x
    x = 2,555,794.03/1,809.45
  6. Step 6: Final answer
    x = 1,412.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.