Home / 5,379.28-8,069.12-1,483.98

Finding the Fourth Proportional to 5,379.28, 8,069.12 and 1,483.98

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Solution

The fourth proportional to 5,379.28, 8,069.12 and 1,483.98 is: 2,226.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.28 : 8,069.12 = 1,483.98 : x
  2. Step 2: Convert to fraction form
    5,379.28/8,069.12 = 1,483.98/x
  3. Step 3: Cross multiply
    5,379.28x = 8,069.12 × 1,483.98
  4. Step 4: Simplify right side
    5,379.28x = 11,974,412.70
  5. Step 5: Solve for x
    x = 11,974,412.70/5,379.28
  6. Step 6: Final answer
    x = 2,226.03

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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.