Home / 3,477.08-4,798.83-1,984.66

Finding the Fourth Proportional to 3,477.08, 4,798.83 and 1,984.66

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Solution

The fourth proportional to 3,477.08, 4,798.83 and 1,984.66 is: 2,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.08 : 4,798.83 = 1,984.66 : x
  2. Step 2: Convert to fraction form
    3,477.08/4,798.83 = 1,984.66/x
  3. Step 3: Cross multiply
    3,477.08x = 4,798.83 × 1,984.66
  4. Step 4: Simplify right side
    3,477.08x = 9,524,045.95
  5. Step 5: Solve for x
    x = 9,524,045.95/3,477.08
  6. Step 6: Final answer
    x = 2,739.09

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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.