Home / 2,697.44-3,722.40-1,518.48

Finding the Fourth Proportional to 2,697.44, 3,722.40 and 1,518.48

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Solution

The fourth proportional to 2,697.44, 3,722.40 and 1,518.48 is: 2,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.44 : 3,722.40 = 1,518.48 : x
  2. Step 2: Convert to fraction form
    2,697.44/3,722.40 = 1,518.48/x
  3. Step 3: Cross multiply
    2,697.44x = 3,722.40 × 1,518.48
  4. Step 4: Simplify right side
    2,697.44x = 5,652,389.95
  5. Step 5: Solve for x
    x = 5,652,389.95/2,697.44
  6. Step 6: Final answer
    x = 2,095.46

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1.5x scale

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.