Home / 4,549.80-6,276.78-2,975.88

Finding the Fourth Proportional to 4,549.80, 6,276.78 and 2,975.88

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Solution

The fourth proportional to 4,549.80, 6,276.78 and 2,975.88 is: 4,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.80 : 6,276.78 = 2,975.88 : x
  2. Step 2: Convert to fraction form
    4,549.80/6,276.78 = 2,975.88/x
  3. Step 3: Cross multiply
    4,549.80x = 6,276.78 × 2,975.88
  4. Step 4: Simplify right side
    4,549.80x = 18,678,944.07
  5. Step 5: Solve for x
    x = 18,678,944.07/4,549.80
  6. Step 6: Final answer
    x = 4,105.44

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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.