Home / 4,639.13-6,959.09-1,176.38

Finding the Fourth Proportional to 4,639.13, 6,959.09 and 1,176.38

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Solution

The fourth proportional to 4,639.13, 6,959.09 and 1,176.38 is: 1,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.13 : 6,959.09 = 1,176.38 : x
  2. Step 2: Convert to fraction form
    4,639.13/6,959.09 = 1,176.38/x
  3. Step 3: Cross multiply
    4,639.13x = 6,959.09 × 1,176.38
  4. Step 4: Simplify right side
    4,639.13x = 8,186,502.44
  5. Step 5: Solve for x
    x = 8,186,502.44/4,639.13
  6. Step 6: Final answer
    x = 1,764.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.