Home / 6,072.24-9,111.60-5,631.60

Finding the Fourth Proportional to 6,072.24, 9,111.60 and 5,631.60

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Solution

The fourth proportional to 6,072.24, 9,111.60 and 5,631.60 is: 8,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.24 : 9,111.60 = 5,631.60 : x
  2. Step 2: Convert to fraction form
    6,072.24/9,111.60 = 5,631.60/x
  3. Step 3: Cross multiply
    6,072.24x = 9,111.60 × 5,631.60
  4. Step 4: Simplify right side
    6,072.24x = 51,312,886.56
  5. Step 5: Solve for x
    x = 51,312,886.56/6,072.24
  6. Step 6: Final answer
    x = 8,450.40

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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.