Home / 4,284.92-6,428.30-1,511.48

Finding the Fourth Proportional to 4,284.92, 6,428.30 and 1,511.48

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Solution

The fourth proportional to 4,284.92, 6,428.30 and 1,511.48 is: 2,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.92 : 6,428.30 = 1,511.48 : x
  2. Step 2: Convert to fraction form
    4,284.92/6,428.30 = 1,511.48/x
  3. Step 3: Cross multiply
    4,284.92x = 6,428.30 × 1,511.48
  4. Step 4: Simplify right side
    4,284.92x = 9,716,246.88
  5. Step 5: Solve for x
    x = 9,716,246.88/4,284.92
  6. Step 6: Final answer
    x = 2,267.54

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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.