Home / 2,004.85-3,008.14-1,031.64

Finding the Fourth Proportional to 2,004.85, 3,008.14 and 1,031.64

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Solution

The fourth proportional to 2,004.85, 3,008.14 and 1,031.64 is: 1,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.85 : 3,008.14 = 1,031.64 : x
  2. Step 2: Convert to fraction form
    2,004.85/3,008.14 = 1,031.64/x
  3. Step 3: Cross multiply
    2,004.85x = 3,008.14 × 1,031.64
  4. Step 4: Simplify right side
    2,004.85x = 3,103,303.69
  5. Step 5: Solve for x
    x = 3,103,303.69/2,004.85
  6. Step 6: Final answer
    x = 1,547.90

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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.