Home / 3,477.32-4,798.44-2,151.06

Finding the Fourth Proportional to 3,477.32, 4,798.44 and 2,151.06

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Solution

The fourth proportional to 3,477.32, 4,798.44 and 2,151.06 is: 2,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.32 : 4,798.44 = 2,151.06 : x
  2. Step 2: Convert to fraction form
    3,477.32/4,798.44 = 2,151.06/x
  3. Step 3: Cross multiply
    3,477.32x = 4,798.44 × 2,151.06
  4. Step 4: Simplify right side
    3,477.32x = 10,321,732.35
  5. Step 5: Solve for x
    x = 10,321,732.35/3,477.32
  6. Step 6: Final answer
    x = 2,968.30

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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.