Home / 10,745.60-16,089.24-5,541.20

Finding the Fourth Proportional to 10,745.60, 16,089.24 and 5,541.20

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Solution

The fourth proportional to 10,745.60, 16,089.24 and 5,541.20 is: 8,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.60 : 16,089.24 = 5,541.20 : x
  2. Step 2: Convert to fraction form
    10,745.60/16,089.24 = 5,541.20/x
  3. Step 3: Cross multiply
    10,745.60x = 16,089.24 × 5,541.20
  4. Step 4: Simplify right side
    10,745.60x = 89,153,696.69
  5. Step 5: Solve for x
    x = 89,153,696.69/10,745.60
  6. Step 6: Final answer
    x = 8,296.76

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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.