Home / 5,880.07-8,817.31-3,415.60

Finding the Fourth Proportional to 5,880.07, 8,817.31 and 3,415.60

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Solution

The fourth proportional to 5,880.07, 8,817.31 and 3,415.60 is: 5,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.07 : 8,817.31 = 3,415.60 : x
  2. Step 2: Convert to fraction form
    5,880.07/8,817.31 = 3,415.60/x
  3. Step 3: Cross multiply
    5,880.07x = 8,817.31 × 3,415.60
  4. Step 4: Simplify right side
    5,880.07x = 30,116,404.04
  5. Step 5: Solve for x
    x = 30,116,404.04/5,880.07
  6. Step 6: Final answer
    x = 5,121.78

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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.