Home / 2,859.03-4,288.88-1,009.77

Finding the Fourth Proportional to 2,859.03, 4,288.88 and 1,009.77

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Solution

The fourth proportional to 2,859.03, 4,288.88 and 1,009.77 is: 1,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859.03 : 4,288.88 = 1,009.77 : x
  2. Step 2: Convert to fraction form
    2,859.03/4,288.88 = 1,009.77/x
  3. Step 3: Cross multiply
    2,859.03x = 4,288.88 × 1,009.77
  4. Step 4: Simplify right side
    2,859.03x = 4,330,768.80
  5. Step 5: Solve for x
    x = 4,330,768.80/2,859.03
  6. Step 6: Final answer
    x = 1,514.77

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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.