Home / 3,126.01-4,313.75-1,799.43

Finding the Fourth Proportional to 3,126.01, 4,313.75 and 1,799.43

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Solution

The fourth proportional to 3,126.01, 4,313.75 and 1,799.43 is: 2,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.01 : 4,313.75 = 1,799.43 : x
  2. Step 2: Convert to fraction form
    3,126.01/4,313.75 = 1,799.43/x
  3. Step 3: Cross multiply
    3,126.01x = 4,313.75 × 1,799.43
  4. Step 4: Simplify right side
    3,126.01x = 7,762,288.91
  5. Step 5: Solve for x
    x = 7,762,288.91/3,126.01
  6. Step 6: Final answer
    x = 2,483.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.