Home / 7,880.83-11,817.63-2,332.19

Finding the Fourth Proportional to 7,880.83, 11,817.63 and 2,332.19

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Solution

The fourth proportional to 7,880.83, 11,817.63 and 2,332.19 is: 3,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880.83 : 11,817.63 = 2,332.19 : x
  2. Step 2: Convert to fraction form
    7,880.83/11,817.63 = 2,332.19/x
  3. Step 3: Cross multiply
    7,880.83x = 11,817.63 × 2,332.19
  4. Step 4: Simplify right side
    7,880.83x = 27,560,988.05
  5. Step 5: Solve for x
    x = 27,560,988.05/7,880.83
  6. Step 6: Final answer
    x = 3,497.22

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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.