Home / 6,995.04-10,478.68-4,222.44

Finding the Fourth Proportional to 6,995.04, 10,478.68 and 4,222.44

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Solution

The fourth proportional to 6,995.04, 10,478.68 and 4,222.44 is: 6,325.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.04 : 10,478.68 = 4,222.44 : x
  2. Step 2: Convert to fraction form
    6,995.04/10,478.68 = 4,222.44/x
  3. Step 3: Cross multiply
    6,995.04x = 10,478.68 × 4,222.44
  4. Step 4: Simplify right side
    6,995.04x = 44,245,597.58
  5. Step 5: Solve for x
    x = 44,245,597.58/6,995.04
  6. Step 6: Final answer
    x = 6,325.28

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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.