Home / 1,979.01-2,968.65-1,004.58

Finding the Fourth Proportional to 1,979.01, 2,968.65 and 1,004.58

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Solution

The fourth proportional to 1,979.01, 2,968.65 and 1,004.58 is: 1,506.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979.01 : 2,968.65 = 1,004.58 : x
  2. Step 2: Convert to fraction form
    1,979.01/2,968.65 = 1,004.58/x
  3. Step 3: Cross multiply
    1,979.01x = 2,968.65 × 1,004.58
  4. Step 4: Simplify right side
    1,979.01x = 2,982,246.42
  5. Step 5: Solve for x
    x = 2,982,246.42/1,979.01
  6. Step 6: Final answer
    x = 1,506.94

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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.