Home / 9,432.18-14,136.06-3,879.24

Finding the Fourth Proportional to 9,432.18, 14,136.06 and 3,879.24

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Solution

The fourth proportional to 9,432.18, 14,136.06 and 3,879.24 is: 5,813.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.18 : 14,136.06 = 3,879.24 : x
  2. Step 2: Convert to fraction form
    9,432.18/14,136.06 = 3,879.24/x
  3. Step 3: Cross multiply
    9,432.18x = 14,136.06 × 3,879.24
  4. Step 4: Simplify right side
    9,432.18x = 54,837,169.39
  5. Step 5: Solve for x
    x = 54,837,169.39/9,432.18
  6. Step 6: Final answer
    x = 5,813.84

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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.