Home / 7,199.56-10,800.26-2,816.45

Finding the Fourth Proportional to 7,199.56, 10,800.26 and 2,816.45

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Solution

The fourth proportional to 7,199.56, 10,800.26 and 2,816.45 is: 4,225.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.56 : 10,800.26 = 2,816.45 : x
  2. Step 2: Convert to fraction form
    7,199.56/10,800.26 = 2,816.45/x
  3. Step 3: Cross multiply
    7,199.56x = 10,800.26 × 2,816.45
  4. Step 4: Simplify right side
    7,199.56x = 30,418,392.28
  5. Step 5: Solve for x
    x = 30,418,392.28/7,199.56
  6. Step 6: Final answer
    x = 4,225.03

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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.