Home / 5,042.77-6,959.18-2,804.87

Finding the Fourth Proportional to 5,042.77, 6,959.18 and 2,804.87

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Solution

The fourth proportional to 5,042.77, 6,959.18 and 2,804.87 is: 3,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.77 : 6,959.18 = 2,804.87 : x
  2. Step 2: Convert to fraction form
    5,042.77/6,959.18 = 2,804.87/x
  3. Step 3: Cross multiply
    5,042.77x = 6,959.18 × 2,804.87
  4. Step 4: Simplify right side
    5,042.77x = 19,519,619.62
  5. Step 5: Solve for x
    x = 19,519,619.62/5,042.77
  6. Step 6: Final answer
    x = 3,870.81

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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.