Home / 5,112.08-7,054.80-3,224.24

Finding the Fourth Proportional to 5,112.08, 7,054.80 and 3,224.24

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Solution

The fourth proportional to 5,112.08, 7,054.80 and 3,224.24 is: 4,449.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.08 : 7,054.80 = 3,224.24 : x
  2. Step 2: Convert to fraction form
    5,112.08/7,054.80 = 3,224.24/x
  3. Step 3: Cross multiply
    5,112.08x = 7,054.80 × 3,224.24
  4. Step 4: Simplify right side
    5,112.08x = 22,746,368.35
  5. Step 5: Solve for x
    x = 22,746,368.35/5,112.08
  6. Step 6: Final answer
    x = 4,449.53

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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.