Home / 10,777.16-16,170.60-4,935.44

Finding the Fourth Proportional to 10,777.16, 16,170.60 and 4,935.44

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Solution

The fourth proportional to 10,777.16, 16,170.60 and 4,935.44 is: 7,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.16 : 16,170.60 = 4,935.44 : x
  2. Step 2: Convert to fraction form
    10,777.16/16,170.60 = 4,935.44/x
  3. Step 3: Cross multiply
    10,777.16x = 16,170.60 × 4,935.44
  4. Step 4: Simplify right side
    10,777.16x = 79,808,945.21
  5. Step 5: Solve for x
    x = 79,808,945.21/10,777.16
  6. Step 6: Final answer
    x = 7,405.38

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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.