Home / 7,711.98-11,567.04-3,271.35

Finding the Fourth Proportional to 7,711.98, 11,567.04 and 3,271.35

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Solution

The fourth proportional to 7,711.98, 11,567.04 and 3,271.35 is: 4,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.98 : 11,567.04 = 3,271.35 : x
  2. Step 2: Convert to fraction form
    7,711.98/11,567.04 = 3,271.35/x
  3. Step 3: Cross multiply
    7,711.98x = 11,567.04 × 3,271.35
  4. Step 4: Simplify right side
    7,711.98x = 37,839,836.30
  5. Step 5: Solve for x
    x = 37,839,836.30/7,711.98
  6. Step 6: Final answer
    x = 4,906.63

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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.