Home / 3,817.32-5,267.13-2,756.67

Finding the Fourth Proportional to 3,817.32, 5,267.13 and 2,756.67

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Solution

The fourth proportional to 3,817.32, 5,267.13 and 2,756.67 is: 3,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.32 : 5,267.13 = 2,756.67 : x
  2. Step 2: Convert to fraction form
    3,817.32/5,267.13 = 2,756.67/x
  3. Step 3: Cross multiply
    3,817.32x = 5,267.13 × 2,756.67
  4. Step 4: Simplify right side
    3,817.32x = 14,519,739.26
  5. Step 5: Solve for x
    x = 14,519,739.26/3,817.32
  6. Step 6: Final answer
    x = 3,803.65

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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.