Home / 5,176.16-7,745.76-4,485.19

Finding the Fourth Proportional to 5,176.16, 7,745.76 and 4,485.19

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Solution

The fourth proportional to 5,176.16, 7,745.76 and 4,485.19 is: 6,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.16 : 7,745.76 = 4,485.19 : x
  2. Step 2: Convert to fraction form
    5,176.16/7,745.76 = 4,485.19/x
  3. Step 3: Cross multiply
    5,176.16x = 7,745.76 × 4,485.19
  4. Step 4: Simplify right side
    5,176.16x = 34,741,205.29
  5. Step 5: Solve for x
    x = 34,741,205.29/5,176.16
  6. Step 6: Final answer
    x = 6,711.77

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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.