Home / 2,533.91-3,497.75-2,178.41

Finding the Fourth Proportional to 2,533.91, 3,497.75 and 2,178.41

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Solution

The fourth proportional to 2,533.91, 3,497.75 and 2,178.41 is: 3,007.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533.91 : 3,497.75 = 2,178.41 : x
  2. Step 2: Convert to fraction form
    2,533.91/3,497.75 = 2,178.41/x
  3. Step 3: Cross multiply
    2,533.91x = 3,497.75 × 2,178.41
  4. Step 4: Simplify right side
    2,533.91x = 7,619,505.20
  5. Step 5: Solve for x
    x = 7,619,505.20/2,533.91
  6. Step 6: Final answer
    x = 3,007.02

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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.