Home / 6,711.90-10,055.70-5,472.60

Finding the Fourth Proportional to 6,711.90, 10,055.70 and 5,472.60

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Solution

The fourth proportional to 6,711.90, 10,055.70 and 5,472.60 is: 8,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.90 : 10,055.70 = 5,472.60 : x
  2. Step 2: Convert to fraction form
    6,711.90/10,055.70 = 5,472.60/x
  3. Step 3: Cross multiply
    6,711.90x = 10,055.70 × 5,472.60
  4. Step 4: Simplify right side
    6,711.90x = 55,030,823.82
  5. Step 5: Solve for x
    x = 55,030,823.82/6,711.90
  6. Step 6: Final answer
    x = 8,198.99

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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.