Home / 11,040.40-16,560.60-6,358.60

Finding the Fourth Proportional to 11,040.40, 16,560.60 and 6,358.60

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Solution

The fourth proportional to 11,040.40, 16,560.60 and 6,358.60 is: 9,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.40 : 16,560.60 = 6,358.60 : x
  2. Step 2: Convert to fraction form
    11,040.40/16,560.60 = 6,358.60/x
  3. Step 3: Cross multiply
    11,040.40x = 16,560.60 × 6,358.60
  4. Step 4: Simplify right side
    11,040.40x = 105,302,231.16
  5. Step 5: Solve for x
    x = 105,302,231.16/11,040.40
  6. Step 6: Final answer
    x = 9,537.90

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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.