Home / 4,274.96-6,405.96-3,174.18

Finding the Fourth Proportional to 4,274.96, 6,405.96 and 3,174.18

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Solution

The fourth proportional to 4,274.96, 6,405.96 and 3,174.18 is: 4,756.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.96 : 6,405.96 = 3,174.18 : x
  2. Step 2: Convert to fraction form
    4,274.96/6,405.96 = 3,174.18/x
  3. Step 3: Cross multiply
    4,274.96x = 6,405.96 × 3,174.18
  4. Step 4: Simplify right side
    4,274.96x = 20,333,670.11
  5. Step 5: Solve for x
    x = 20,333,670.11/4,274.96
  6. Step 6: Final answer
    x = 4,756.46

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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.