Home / 10,323.46-15,479.72-4,083.22

Finding the Fourth Proportional to 10,323.46, 15,479.72 and 4,083.22

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Solution

The fourth proportional to 10,323.46, 15,479.72 and 4,083.22 is: 6,122.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.46 : 15,479.72 = 4,083.22 : x
  2. Step 2: Convert to fraction form
    10,323.46/15,479.72 = 4,083.22/x
  3. Step 3: Cross multiply
    10,323.46x = 15,479.72 × 4,083.22
  4. Step 4: Simplify right side
    10,323.46x = 63,207,102.30
  5. Step 5: Solve for x
    x = 63,207,102.30/10,323.46
  6. Step 6: Final answer
    x = 6,122.67

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1.5x scale

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.