Home / 1,721.00-2,374.08-1,090.46

Finding the Fourth Proportional to 1,721.00, 2,374.08 and 1,090.46

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Solution

The fourth proportional to 1,721.00, 2,374.08 and 1,090.46 is: 1,504.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721.00 : 2,374.08 = 1,090.46 : x
  2. Step 2: Convert to fraction form
    1,721.00/2,374.08 = 1,090.46/x
  3. Step 3: Cross multiply
    1,721.00x = 2,374.08 × 1,090.46
  4. Step 4: Simplify right side
    1,721.00x = 2,588,827.41
  5. Step 5: Solve for x
    x = 2,588,827.41/1,721.00
  6. Step 6: Final answer
    x = 1,504.26

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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.