Home / 1,370.29-2,054.01-675.44

Finding the Fourth Proportional to 1,370.29, 2,054.01 and 675.44

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Solution

The fourth proportional to 1,370.29, 2,054.01 and 675.44 is: 1,012.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370.29 : 2,054.01 = 675.44 : x
  2. Step 2: Convert to fraction form
    1,370.29/2,054.01 = 675.44/x
  3. Step 3: Cross multiply
    1,370.29x = 2,054.01 × 675.44
  4. Step 4: Simplify right side
    1,370.29x = 1,387,360.51
  5. Step 5: Solve for x
    x = 1,387,360.51/1,370.29
  6. Step 6: Final answer
    x = 1,012.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.