Home / 7,345.46-11,016.77-2,079.19

Finding the Fourth Proportional to 7,345.46, 11,016.77 and 2,079.19

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Solution

The fourth proportional to 7,345.46, 11,016.77 and 2,079.19 is: 3,118.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.46 : 11,016.77 = 2,079.19 : x
  2. Step 2: Convert to fraction form
    7,345.46/11,016.77 = 2,079.19/x
  3. Step 3: Cross multiply
    7,345.46x = 11,016.77 × 2,079.19
  4. Step 4: Simplify right side
    7,345.46x = 22,905,958.02
  5. Step 5: Solve for x
    x = 22,905,958.02/7,345.46
  6. Step 6: Final answer
    x = 3,118.39

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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.