Home / 2,405.06-3,319.14-1,343.03

Finding the Fourth Proportional to 2,405.06, 3,319.14 and 1,343.03

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Solution

The fourth proportional to 2,405.06, 3,319.14 and 1,343.03 is: 1,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.06 : 3,319.14 = 1,343.03 : x
  2. Step 2: Convert to fraction form
    2,405.06/3,319.14 = 1,343.03/x
  3. Step 3: Cross multiply
    2,405.06x = 3,319.14 × 1,343.03
  4. Step 4: Simplify right side
    2,405.06x = 4,457,704.59
  5. Step 5: Solve for x
    x = 4,457,704.59/2,405.06
  6. Step 6: Final answer
    x = 1,853.47

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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.