Home / 6,739.98-10,115.27-4,674.48

Finding the Fourth Proportional to 6,739.98, 10,115.27 and 4,674.48

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Solution

The fourth proportional to 6,739.98, 10,115.27 and 4,674.48 is: 7,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.98 : 10,115.27 = 4,674.48 : x
  2. Step 2: Convert to fraction form
    6,739.98/10,115.27 = 4,674.48/x
  3. Step 3: Cross multiply
    6,739.98x = 10,115.27 × 4,674.48
  4. Step 4: Simplify right side
    6,739.98x = 47,283,627.31
  5. Step 5: Solve for x
    x = 47,283,627.31/6,739.98
  6. Step 6: Final answer
    x = 7,015.40

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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.