Home / 7,217.56-10,826.58-3,113.56

Finding the Fourth Proportional to 7,217.56, 10,826.58 and 3,113.56

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Solution

The fourth proportional to 7,217.56, 10,826.58 and 3,113.56 is: 4,670.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.56 : 10,826.58 = 3,113.56 : x
  2. Step 2: Convert to fraction form
    7,217.56/10,826.58 = 3,113.56/x
  3. Step 3: Cross multiply
    7,217.56x = 10,826.58 × 3,113.56
  4. Step 4: Simplify right side
    7,217.56x = 33,709,206.42
  5. Step 5: Solve for x
    x = 33,709,206.42/7,217.56
  6. Step 6: Final answer
    x = 4,670.44

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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.