Home / 2,739.96-4,106.48-1,752.40

Finding the Fourth Proportional to 2,739.96, 4,106.48 and 1,752.40

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Solution

The fourth proportional to 2,739.96, 4,106.48 and 1,752.40 is: 2,626.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.96 : 4,106.48 = 1,752.40 : x
  2. Step 2: Convert to fraction form
    2,739.96/4,106.48 = 1,752.40/x
  3. Step 3: Cross multiply
    2,739.96x = 4,106.48 × 1,752.40
  4. Step 4: Simplify right side
    2,739.96x = 7,196,195.55
  5. Step 5: Solve for x
    x = 7,196,195.55/2,739.96
  6. Step 6: Final answer
    x = 2,626.39

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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.