Home / 6,995.07-10,478.66-4,213.35

Finding the Fourth Proportional to 6,995.07, 10,478.66 and 4,213.35

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Solution

The fourth proportional to 6,995.07, 10,478.66 and 4,213.35 is: 6,311.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.07 : 10,478.66 = 4,213.35 : x
  2. Step 2: Convert to fraction form
    6,995.07/10,478.66 = 4,213.35/x
  3. Step 3: Cross multiply
    6,995.07x = 10,478.66 × 4,213.35
  4. Step 4: Simplify right side
    6,995.07x = 44,150,241.04
  5. Step 5: Solve for x
    x = 44,150,241.04/6,995.07
  6. Step 6: Final answer
    x = 6,311.62

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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.