Home / 6,724.42-10,077.36-3,430.63

Finding the Fourth Proportional to 6,724.42, 10,077.36 and 3,430.63

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Solution

The fourth proportional to 6,724.42, 10,077.36 and 3,430.63 is: 5,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.42 : 10,077.36 = 3,430.63 : x
  2. Step 2: Convert to fraction form
    6,724.42/10,077.36 = 3,430.63/x
  3. Step 3: Cross multiply
    6,724.42x = 10,077.36 × 3,430.63
  4. Step 4: Simplify right side
    6,724.42x = 34,571,684.22
  5. Step 5: Solve for x
    x = 34,571,684.22/6,724.42
  6. Step 6: Final answer
    x = 5,141.22

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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.