Home / 6,476.60-8,937.69-3,643.97

Finding the Fourth Proportional to 6,476.60, 8,937.69 and 3,643.97

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Solution

The fourth proportional to 6,476.60, 8,937.69 and 3,643.97 is: 5,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.60 : 8,937.69 = 3,643.97 : x
  2. Step 2: Convert to fraction form
    6,476.60/8,937.69 = 3,643.97/x
  3. Step 3: Cross multiply
    6,476.60x = 8,937.69 × 3,643.97
  4. Step 4: Simplify right side
    6,476.60x = 32,568,674.23
  5. Step 5: Solve for x
    x = 32,568,674.23/6,476.60
  6. Step 6: Final answer
    x = 5,028.67

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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.