Home / 7,838.04-10,816.49-4,480.93

Finding the Fourth Proportional to 7,838.04, 10,816.49 and 4,480.93

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Solution

The fourth proportional to 7,838.04, 10,816.49 and 4,480.93 is: 6,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838.04 : 10,816.49 = 4,480.93 : x
  2. Step 2: Convert to fraction form
    7,838.04/10,816.49 = 4,480.93/x
  3. Step 3: Cross multiply
    7,838.04x = 10,816.49 × 4,480.93
  4. Step 4: Simplify right side
    7,838.04x = 48,467,873.21
  5. Step 5: Solve for x
    x = 48,467,873.21/7,838.04
  6. Step 6: Final answer
    x = 6,183.67

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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.