Home / 4,225.28-6,338.25-1,263.50

Finding the Fourth Proportional to 4,225.28, 6,338.25 and 1,263.50

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Solution

The fourth proportional to 4,225.28, 6,338.25 and 1,263.50 is: 1,895.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.28 : 6,338.25 = 1,263.50 : x
  2. Step 2: Convert to fraction form
    4,225.28/6,338.25 = 1,263.50/x
  3. Step 3: Cross multiply
    4,225.28x = 6,338.25 × 1,263.50
  4. Step 4: Simplify right side
    4,225.28x = 8,008,378.88
  5. Step 5: Solve for x
    x = 8,008,378.88/4,225.28
  6. Step 6: Final answer
    x = 1,895.35

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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.