Home / 7,860.44-10,845.96-4,674.80

Finding the Fourth Proportional to 7,860.44, 10,845.96 and 4,674.80

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Solution

The fourth proportional to 7,860.44, 10,845.96 and 4,674.80 is: 6,450.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.44 : 10,845.96 = 4,674.80 : x
  2. Step 2: Convert to fraction form
    7,860.44/10,845.96 = 4,674.80/x
  3. Step 3: Cross multiply
    7,860.44x = 10,845.96 × 4,674.80
  4. Step 4: Simplify right side
    7,860.44x = 50,702,693.81
  5. Step 5: Solve for x
    x = 50,702,693.81/7,860.44
  6. Step 6: Final answer
    x = 6,450.36

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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.