Home / 5,379.48-8,069.22-2,454.37

Finding the Fourth Proportional to 5,379.48, 8,069.22 and 2,454.37

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Solution

The fourth proportional to 5,379.48, 8,069.22 and 2,454.37 is: 3,681.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.48 : 8,069.22 = 2,454.37 : x
  2. Step 2: Convert to fraction form
    5,379.48/8,069.22 = 2,454.37/x
  3. Step 3: Cross multiply
    5,379.48x = 8,069.22 × 2,454.37
  4. Step 4: Simplify right side
    5,379.48x = 19,804,831.32
  5. Step 5: Solve for x
    x = 19,804,831.32/5,379.48
  6. Step 6: Final answer
    x = 3,681.55

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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.