Home / 6,222.23-8,580.56-5,280.60

Finding the Fourth Proportional to 6,222.23, 8,580.56 and 5,280.60

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Solution

The fourth proportional to 6,222.23, 8,580.56 and 5,280.60 is: 7,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.23 : 8,580.56 = 5,280.60 : x
  2. Step 2: Convert to fraction form
    6,222.23/8,580.56 = 5,280.60/x
  3. Step 3: Cross multiply
    6,222.23x = 8,580.56 × 5,280.60
  4. Step 4: Simplify right side
    6,222.23x = 45,310,505.14
  5. Step 5: Solve for x
    x = 45,310,505.14/6,222.23
  6. Step 6: Final answer
    x = 7,282.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.