Home / 2,979.04-4,468.96-1,130.84

Finding the Fourth Proportional to 2,979.04, 4,468.96 and 1,130.84

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Solution

The fourth proportional to 2,979.04, 4,468.96 and 1,130.84 is: 1,696.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979.04 : 4,468.96 = 1,130.84 : x
  2. Step 2: Convert to fraction form
    2,979.04/4,468.96 = 1,130.84/x
  3. Step 3: Cross multiply
    2,979.04x = 4,468.96 × 1,130.84
  4. Step 4: Simplify right side
    2,979.04x = 5,053,678.73
  5. Step 5: Solve for x
    x = 5,053,678.73/2,979.04
  6. Step 6: Final answer
    x = 1,696.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.