Home / 11,289.16-15,580.94-6,576.24

Finding the Fourth Proportional to 11,289.16, 15,580.94 and 6,576.24

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Solution

The fourth proportional to 11,289.16, 15,580.94 and 6,576.24 is: 9,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289.16 : 15,580.94 = 6,576.24 : x
  2. Step 2: Convert to fraction form
    11,289.16/15,580.94 = 6,576.24/x
  3. Step 3: Cross multiply
    11,289.16x = 15,580.94 × 6,576.24
  4. Step 4: Simplify right side
    11,289.16x = 102,464,000.87
  5. Step 5: Solve for x
    x = 102,464,000.87/11,289.16
  6. Step 6: Final answer
    x = 9,076.32

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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.