Home / 1,788.18-2,467.74-1,002.24

Finding the Fourth Proportional to 1,788.18, 2,467.74 and 1,002.24

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Solution

The fourth proportional to 1,788.18, 2,467.74 and 1,002.24 is: 1,383.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.18 : 2,467.74 = 1,002.24 : x
  2. Step 2: Convert to fraction form
    1,788.18/2,467.74 = 1,002.24/x
  3. Step 3: Cross multiply
    1,788.18x = 2,467.74 × 1,002.24
  4. Step 4: Simplify right side
    1,788.18x = 2,473,267.74
  5. Step 5: Solve for x
    x = 2,473,267.74/1,788.18
  6. Step 6: Final answer
    x = 1,383.12

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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.