Home / 1,629.56-2,444.16-475.32

Finding the Fourth Proportional to 1,629.56, 2,444.16 and 475.32

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Solution

The fourth proportional to 1,629.56, 2,444.16 and 475.32 is: 712.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.56 : 2,444.16 = 475.32 : x
  2. Step 2: Convert to fraction form
    1,629.56/2,444.16 = 475.32/x
  3. Step 3: Cross multiply
    1,629.56x = 2,444.16 × 475.32
  4. Step 4: Simplify right side
    1,629.56x = 1,161,758.13
  5. Step 5: Solve for x
    x = 1,161,758.13/1,629.56
  6. Step 6: Final answer
    x = 712.93

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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.