Home / 4,959.99-6,844.77-2,721.87

Finding the Fourth Proportional to 4,959.99, 6,844.77 and 2,721.87

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Solution

The fourth proportional to 4,959.99, 6,844.77 and 2,721.87 is: 3,756.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.99 : 6,844.77 = 2,721.87 : x
  2. Step 2: Convert to fraction form
    4,959.99/6,844.77 = 2,721.87/x
  3. Step 3: Cross multiply
    4,959.99x = 6,844.77 × 2,721.87
  4. Step 4: Simplify right side
    4,959.99x = 18,630,574.12
  5. Step 5: Solve for x
    x = 18,630,574.12/4,959.99
  6. Step 6: Final answer
    x = 3,756.17

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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.