Home / 4,950.10-6,830.40-2,933.20

Finding the Fourth Proportional to 4,950.10, 6,830.40 and 2,933.20

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Solution

The fourth proportional to 4,950.10, 6,830.40 and 2,933.20 is: 4,047.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.10 : 6,830.40 = 2,933.20 : x
  2. Step 2: Convert to fraction form
    4,950.10/6,830.40 = 2,933.20/x
  3. Step 3: Cross multiply
    4,950.10x = 6,830.40 × 2,933.20
  4. Step 4: Simplify right side
    4,950.10x = 20,034,929.28
  5. Step 5: Solve for x
    x = 20,034,929.28/4,950.10
  6. Step 6: Final answer
    x = 4,047.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.