Home / 9,879.12-14,816.52-3,306.24

Finding the Fourth Proportional to 9,879.12, 14,816.52 and 3,306.24

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Solution

The fourth proportional to 9,879.12, 14,816.52 and 3,306.24 is: 4,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879.12 : 14,816.52 = 3,306.24 : x
  2. Step 2: Convert to fraction form
    9,879.12/14,816.52 = 3,306.24/x
  3. Step 3: Cross multiply
    9,879.12x = 14,816.52 × 3,306.24
  4. Step 4: Simplify right side
    9,879.12x = 48,986,971.08
  5. Step 5: Solve for x
    x = 48,986,971.08/9,879.12
  6. Step 6: Final answer
    x = 4,958.64

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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.