Home / 4,322.48-6,485.12-3,007.56

Finding the Fourth Proportional to 4,322.48, 6,485.12 and 3,007.56

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Solution

The fourth proportional to 4,322.48, 6,485.12 and 3,007.56 is: 4,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.48 : 6,485.12 = 3,007.56 : x
  2. Step 2: Convert to fraction form
    4,322.48/6,485.12 = 3,007.56/x
  3. Step 3: Cross multiply
    4,322.48x = 6,485.12 × 3,007.56
  4. Step 4: Simplify right side
    4,322.48x = 19,504,387.51
  5. Step 5: Solve for x
    x = 19,504,387.51/4,322.48
  6. Step 6: Final answer
    x = 4,512.31

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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.