Home / 1,809.28-2,496.86-1,023.45

Finding the Fourth Proportional to 1,809.28, 2,496.86 and 1,023.45

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Solution

The fourth proportional to 1,809.28, 2,496.86 and 1,023.45 is: 1,412.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.28 : 2,496.86 = 1,023.45 : x
  2. Step 2: Convert to fraction form
    1,809.28/2,496.86 = 1,023.45/x
  3. Step 3: Cross multiply
    1,809.28x = 2,496.86 × 1,023.45
  4. Step 4: Simplify right side
    1,809.28x = 2,555,411.37
  5. Step 5: Solve for x
    x = 2,555,411.37/1,809.28
  6. Step 6: Final answer
    x = 1,412.39

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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.