Home / 5,953.48-8,206.86-3,959.80

Finding the Fourth Proportional to 5,953.48, 8,206.86 and 3,959.80

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Solution

The fourth proportional to 5,953.48, 8,206.86 and 3,959.80 is: 5,458.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,953.48 : 8,206.86 = 3,959.80 : x
  2. Step 2: Convert to fraction form
    5,953.48/8,206.86 = 3,959.80/x
  3. Step 3: Cross multiply
    5,953.48x = 8,206.86 × 3,959.80
  4. Step 4: Simplify right side
    5,953.48x = 32,497,524.23
  5. Step 5: Solve for x
    x = 32,497,524.23/5,953.48
  6. Step 6: Final answer
    x = 5,458.58

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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.