Home / 7,338.96-10,120.20-4,946.04

Finding the Fourth Proportional to 7,338.96, 10,120.20 and 4,946.04

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Solution

The fourth proportional to 7,338.96, 10,120.20 and 4,946.04 is: 6,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.96 : 10,120.20 = 4,946.04 : x
  2. Step 2: Convert to fraction form
    7,338.96/10,120.20 = 4,946.04/x
  3. Step 3: Cross multiply
    7,338.96x = 10,120.20 × 4,946.04
  4. Step 4: Simplify right side
    7,338.96x = 50,054,914.01
  5. Step 5: Solve for x
    x = 50,054,914.01/7,338.96
  6. Step 6: Final answer
    x = 6,820.44

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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.