Home / 5,477.94-8,211.01-2,842.80

Finding the Fourth Proportional to 5,477.94, 8,211.01 and 2,842.80

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Solution

The fourth proportional to 5,477.94, 8,211.01 and 2,842.80 is: 4,261.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.94 : 8,211.01 = 2,842.80 : x
  2. Step 2: Convert to fraction form
    5,477.94/8,211.01 = 2,842.80/x
  3. Step 3: Cross multiply
    5,477.94x = 8,211.01 × 2,842.80
  4. Step 4: Simplify right side
    5,477.94x = 23,342,259.23
  5. Step 5: Solve for x
    x = 23,342,259.23/5,477.94
  6. Step 6: Final answer
    x = 4,261.14

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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.