Home / 9,030.72-13,537.56-3,183.60

Finding the Fourth Proportional to 9,030.72, 13,537.56 and 3,183.60

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Solution

The fourth proportional to 9,030.72, 13,537.56 and 3,183.60 is: 4,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.72 : 13,537.56 = 3,183.60 : x
  2. Step 2: Convert to fraction form
    9,030.72/13,537.56 = 3,183.60/x
  3. Step 3: Cross multiply
    9,030.72x = 13,537.56 × 3,183.60
  4. Step 4: Simplify right side
    9,030.72x = 43,098,176.02
  5. Step 5: Solve for x
    x = 43,098,176.02/9,030.72
  6. Step 6: Final answer
    x = 4,772.40

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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.