Home / 4,538.32-6,261.81-2,648.80

Finding the Fourth Proportional to 4,538.32, 6,261.81 and 2,648.80

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Solution

The fourth proportional to 4,538.32, 6,261.81 and 2,648.80 is: 3,654.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.32 : 6,261.81 = 2,648.80 : x
  2. Step 2: Convert to fraction form
    4,538.32/6,261.81 = 2,648.80/x
  3. Step 3: Cross multiply
    4,538.32x = 6,261.81 × 2,648.80
  4. Step 4: Simplify right side
    4,538.32x = 16,586,282.33
  5. Step 5: Solve for x
    x = 16,586,282.33/4,538.32
  6. Step 6: Final answer
    x = 3,654.72

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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.