Home / 2,984.72-4,479.12-1,036.92

Finding the Fourth Proportional to 2,984.72, 4,479.12 and 1,036.92

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Solution

The fourth proportional to 2,984.72, 4,479.12 and 1,036.92 is: 1,556.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.72 : 4,479.12 = 1,036.92 : x
  2. Step 2: Convert to fraction form
    2,984.72/4,479.12 = 1,036.92/x
  3. Step 3: Cross multiply
    2,984.72x = 4,479.12 × 1,036.92
  4. Step 4: Simplify right side
    2,984.72x = 4,644,489.11
  5. Step 5: Solve for x
    x = 4,644,489.11/2,984.72
  6. Step 6: Final answer
    x = 1,556.09

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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.