Home / 7,263.88-10,022.60-4,278.62

Finding the Fourth Proportional to 7,263.88, 10,022.60 and 4,278.62

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Solution

The fourth proportional to 7,263.88, 10,022.60 and 4,278.62 is: 5,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.88 : 10,022.60 = 4,278.62 : x
  2. Step 2: Convert to fraction form
    7,263.88/10,022.60 = 4,278.62/x
  3. Step 3: Cross multiply
    7,263.88x = 10,022.60 × 4,278.62
  4. Step 4: Simplify right side
    7,263.88x = 42,882,896.81
  5. Step 5: Solve for x
    x = 42,882,896.81/7,263.88
  6. Step 6: Final answer
    x = 5,903.58

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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.