Home / 4,782.96-7,180.47-4,561.38

Finding the Fourth Proportional to 4,782.96, 7,180.47 and 4,561.38

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Solution

The fourth proportional to 4,782.96, 7,180.47 and 4,561.38 is: 6,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.96 : 7,180.47 = 4,561.38 : x
  2. Step 2: Convert to fraction form
    4,782.96/7,180.47 = 4,561.38/x
  3. Step 3: Cross multiply
    4,782.96x = 7,180.47 × 4,561.38
  4. Step 4: Simplify right side
    4,782.96x = 32,752,852.25
  5. Step 5: Solve for x
    x = 32,752,852.25/4,782.96
  6. Step 6: Final answer
    x = 6,847.82

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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.