Home / 5,771.52-8,643.40-3,298.84

Finding the Fourth Proportional to 5,771.52, 8,643.40 and 3,298.84

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Solution

The fourth proportional to 5,771.52, 8,643.40 and 3,298.84 is: 4,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.52 : 8,643.40 = 3,298.84 : x
  2. Step 2: Convert to fraction form
    5,771.52/8,643.40 = 3,298.84/x
  3. Step 3: Cross multiply
    5,771.52x = 8,643.40 × 3,298.84
  4. Step 4: Simplify right side
    5,771.52x = 28,513,193.66
  5. Step 5: Solve for x
    x = 28,513,193.66/5,771.52
  6. Step 6: Final answer
    x = 4,940.33

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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.