Home / 1,753.65-2,418.66-1,090.26

Finding the Fourth Proportional to 1,753.65, 2,418.66 and 1,090.26

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Solution

The fourth proportional to 1,753.65, 2,418.66 and 1,090.26 is: 1,503.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.65 : 2,418.66 = 1,090.26 : x
  2. Step 2: Convert to fraction form
    1,753.65/2,418.66 = 1,090.26/x
  3. Step 3: Cross multiply
    1,753.65x = 2,418.66 × 1,090.26
  4. Step 4: Simplify right side
    1,753.65x = 2,636,968.25
  5. Step 5: Solve for x
    x = 2,636,968.25/1,753.65
  6. Step 6: Final answer
    x = 1,503.70

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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.