Home / 4,284.54-6,427.61-1,512.98

Finding the Fourth Proportional to 4,284.54, 6,427.61 and 1,512.98

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Solution

The fourth proportional to 4,284.54, 6,427.61 and 1,512.98 is: 2,269.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.54 : 6,427.61 = 1,512.98 : x
  2. Step 2: Convert to fraction form
    4,284.54/6,427.61 = 1,512.98/x
  3. Step 3: Cross multiply
    4,284.54x = 6,427.61 × 1,512.98
  4. Step 4: Simplify right side
    4,284.54x = 9,724,805.67
  5. Step 5: Solve for x
    x = 9,724,805.67/4,284.54
  6. Step 6: Final answer
    x = 2,269.74

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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.