Home / 6,911.21-10,368.38-2,528.67

Finding the Fourth Proportional to 6,911.21, 10,368.38 and 2,528.67

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Solution

The fourth proportional to 6,911.21, 10,368.38 and 2,528.67 is: 3,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.21 : 10,368.38 = 2,528.67 : x
  2. Step 2: Convert to fraction form
    6,911.21/10,368.38 = 2,528.67/x
  3. Step 3: Cross multiply
    6,911.21x = 10,368.38 × 2,528.67
  4. Step 4: Simplify right side
    6,911.21x = 26,218,191.22
  5. Step 5: Solve for x
    x = 26,218,191.22/6,911.21
  6. Step 6: Final answer
    x = 3,793.57

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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.