Home / 2,950.37-4,068.16-2,276.65

Finding the Fourth Proportional to 2,950.37, 4,068.16 and 2,276.65

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Solution

The fourth proportional to 2,950.37, 4,068.16 and 2,276.65 is: 3,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.37 : 4,068.16 = 2,276.65 : x
  2. Step 2: Convert to fraction form
    2,950.37/4,068.16 = 2,276.65/x
  3. Step 3: Cross multiply
    2,950.37x = 4,068.16 × 2,276.65
  4. Step 4: Simplify right side
    2,950.37x = 9,261,744.74
  5. Step 5: Solve for x
    x = 9,261,744.74/2,950.37
  6. Step 6: Final answer
    x = 3,139.19

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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.