Home / 2,926.95-4,352.78-2,834.67

Finding the Fourth Proportional to 2,926.95, 4,352.78 and 2,834.67

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Solution

The fourth proportional to 2,926.95, 4,352.78 and 2,834.67 is: 4,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.95 : 4,352.78 = 2,834.67 : x
  2. Step 2: Convert to fraction form
    2,926.95/4,352.78 = 2,834.67/x
  3. Step 3: Cross multiply
    2,926.95x = 4,352.78 × 2,834.67
  4. Step 4: Simplify right side
    2,926.95x = 12,338,694.88
  5. Step 5: Solve for x
    x = 12,338,694.88/2,926.95
  6. Step 6: Final answer
    x = 4,215.55

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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.