Home / 1,739.70-2,608.56-1,344.24

Finding the Fourth Proportional to 1,739.70, 2,608.56 and 1,344.24

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Solution

The fourth proportional to 1,739.70, 2,608.56 and 1,344.24 is: 2,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739.70 : 2,608.56 = 1,344.24 : x
  2. Step 2: Convert to fraction form
    1,739.70/2,608.56 = 1,344.24/x
  3. Step 3: Cross multiply
    1,739.70x = 2,608.56 × 1,344.24
  4. Step 4: Simplify right side
    1,739.70x = 3,506,530.69
  5. Step 5: Solve for x
    x = 3,506,530.69/1,739.70
  6. Step 6: Final answer
    x = 2,015.60

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1.5x scale

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.