Home / 1,360.09-2,026.64-1,293.98

Finding the Fourth Proportional to 1,360.09, 2,026.64 and 1,293.98

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Solution

The fourth proportional to 1,360.09, 2,026.64 and 1,293.98 is: 1,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360.09 : 2,026.64 = 1,293.98 : x
  2. Step 2: Convert to fraction form
    1,360.09/2,026.64 = 1,293.98/x
  3. Step 3: Cross multiply
    1,360.09x = 2,026.64 × 1,293.98
  4. Step 4: Simplify right side
    1,360.09x = 2,622,415.02
  5. Step 5: Solve for x
    x = 2,622,415.02/1,360.09
  6. Step 6: Final answer
    x = 1,928.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.