Home / 7,216.59-10,776.75-6,847.56

Finding the Fourth Proportional to 7,216.59, 10,776.75 and 6,847.56

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Solution

The fourth proportional to 7,216.59, 10,776.75 and 6,847.56 is: 10,225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.59 : 10,776.75 = 6,847.56 : x
  2. Step 2: Convert to fraction form
    7,216.59/10,776.75 = 6,847.56/x
  3. Step 3: Cross multiply
    7,216.59x = 10,776.75 × 6,847.56
  4. Step 4: Simplify right side
    7,216.59x = 73,794,442.23
  5. Step 5: Solve for x
    x = 73,794,442.23/7,216.59
  6. Step 6: Final answer
    x = 10,225.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.