Home / 2,495.09-3,443.40-1,787

Finding the Fourth Proportional to 2,495.09, 3,443.40 and 1,787

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Solution

The fourth proportional to 2,495.09, 3,443.40 and 1,787 is: 2,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.09 : 3,443.40 = 1,787 : x
  2. Step 2: Convert to fraction form
    2,495.09/3,443.40 = 1,787/x
  3. Step 3: Cross multiply
    2,495.09x = 3,443.40 × 1,787
  4. Step 4: Simplify right side
    2,495.09x = 6,153,355.80
  5. Step 5: Solve for x
    x = 6,153,355.80/2,495.09
  6. Step 6: Final answer
    x = 2,466.19

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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.