Home / 5,631.48-7,771.44-3,274.08

Finding the Fourth Proportional to 5,631.48, 7,771.44 and 3,274.08

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Solution

The fourth proportional to 5,631.48, 7,771.44 and 3,274.08 is: 4,518.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.48 : 7,771.44 = 3,274.08 : x
  2. Step 2: Convert to fraction form
    5,631.48/7,771.44 = 3,274.08/x
  3. Step 3: Cross multiply
    5,631.48x = 7,771.44 × 3,274.08
  4. Step 4: Simplify right side
    5,631.48x = 25,444,316.28
  5. Step 5: Solve for x
    x = 25,444,316.28/5,631.48
  6. Step 6: Final answer
    x = 4,518.23

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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.