Home / 1,397.03-2,095.54-1,360.49

Finding the Fourth Proportional to 1,397.03, 2,095.54 and 1,360.49

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Solution

The fourth proportional to 1,397.03, 2,095.54 and 1,360.49 is: 2,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397.03 : 2,095.54 = 1,360.49 : x
  2. Step 2: Convert to fraction form
    1,397.03/2,095.54 = 1,360.49/x
  3. Step 3: Cross multiply
    1,397.03x = 2,095.54 × 1,360.49
  4. Step 4: Simplify right side
    1,397.03x = 2,850,947.34
  5. Step 5: Solve for x
    x = 2,850,947.34/1,397.03
  6. Step 6: Final answer
    x = 2,040.73

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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.