Home / 1,804.98-2,492.65-1,246.89

Finding the Fourth Proportional to 1,804.98, 2,492.65 and 1,246.89

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Solution

The fourth proportional to 1,804.98, 2,492.65 and 1,246.89 is: 1,721.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.98 : 2,492.65 = 1,246.89 : x
  2. Step 2: Convert to fraction form
    1,804.98/2,492.65 = 1,246.89/x
  3. Step 3: Cross multiply
    1,804.98x = 2,492.65 × 1,246.89
  4. Step 4: Simplify right side
    1,804.98x = 3,108,060.36
  5. Step 5: Solve for x
    x = 3,108,060.36/1,804.98
  6. Step 6: Final answer
    x = 1,721.94

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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.