Home / 3,546.63-5,319.96-1,238.13

Finding the Fourth Proportional to 3,546.63, 5,319.96 and 1,238.13

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Solution

The fourth proportional to 3,546.63, 5,319.96 and 1,238.13 is: 1,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.63 : 5,319.96 = 1,238.13 : x
  2. Step 2: Convert to fraction form
    3,546.63/5,319.96 = 1,238.13/x
  3. Step 3: Cross multiply
    3,546.63x = 5,319.96 × 1,238.13
  4. Step 4: Simplify right side
    3,546.63x = 6,586,802.07
  5. Step 5: Solve for x
    x = 6,586,802.07/3,546.63
  6. Step 6: Final answer
    x = 1,857.20

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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.