Home / 3,651.45-5,041.41-2,810.67

Finding the Fourth Proportional to 3,651.45, 5,041.41 and 2,810.67

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Solution

The fourth proportional to 3,651.45, 5,041.41 and 2,810.67 is: 3,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.45 : 5,041.41 = 2,810.67 : x
  2. Step 2: Convert to fraction form
    3,651.45/5,041.41 = 2,810.67/x
  3. Step 3: Cross multiply
    3,651.45x = 5,041.41 × 2,810.67
  4. Step 4: Simplify right side
    3,651.45x = 14,169,739.84
  5. Step 5: Solve for x
    x = 14,169,739.84/3,651.45
  6. Step 6: Final answer
    x = 3,880.58

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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.