Home / 2,737.95-3,776.62-1,898.67

Finding the Fourth Proportional to 2,737.95, 3,776.62 and 1,898.67

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Solution

The fourth proportional to 2,737.95, 3,776.62 and 1,898.67 is: 2,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.95 : 3,776.62 = 1,898.67 : x
  2. Step 2: Convert to fraction form
    2,737.95/3,776.62 = 1,898.67/x
  3. Step 3: Cross multiply
    2,737.95x = 3,776.62 × 1,898.67
  4. Step 4: Simplify right side
    2,737.95x = 7,170,555.10
  5. Step 5: Solve for x
    x = 7,170,555.10/2,737.95
  6. Step 6: Final answer
    x = 2,618.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.