Home / 4,185.59-6,278.22-1,263.81

Finding the Fourth Proportional to 4,185.59, 6,278.22 and 1,263.81

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Solution

The fourth proportional to 4,185.59, 6,278.22 and 1,263.81 is: 1,895.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.59 : 6,278.22 = 1,263.81 : x
  2. Step 2: Convert to fraction form
    4,185.59/6,278.22 = 1,263.81/x
  3. Step 3: Cross multiply
    4,185.59x = 6,278.22 × 1,263.81
  4. Step 4: Simplify right side
    4,185.59x = 7,934,496.07
  5. Step 5: Solve for x
    x = 7,934,496.07/4,185.59
  6. Step 6: Final answer
    x = 1,895.67

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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.