Home / 4,690.76-7,036.14-2,021.26

Finding the Fourth Proportional to 4,690.76, 7,036.14 and 2,021.26

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Solution

The fourth proportional to 4,690.76, 7,036.14 and 2,021.26 is: 3,031.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.76 : 7,036.14 = 2,021.26 : x
  2. Step 2: Convert to fraction form
    4,690.76/7,036.14 = 2,021.26/x
  3. Step 3: Cross multiply
    4,690.76x = 7,036.14 × 2,021.26
  4. Step 4: Simplify right side
    4,690.76x = 14,221,833.16
  5. Step 5: Solve for x
    x = 14,221,833.16/4,690.76
  6. Step 6: Final answer
    x = 3,031.88

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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.