Home / 3,416.59-5,129.07-1,937.08

Finding the Fourth Proportional to 3,416.59, 5,129.07 and 1,937.08

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Solution

The fourth proportional to 3,416.59, 5,129.07 and 1,937.08 is: 2,907.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.59 : 5,129.07 = 1,937.08 : x
  2. Step 2: Convert to fraction form
    3,416.59/5,129.07 = 1,937.08/x
  3. Step 3: Cross multiply
    3,416.59x = 5,129.07 × 1,937.08
  4. Step 4: Simplify right side
    3,416.59x = 9,935,418.92
  5. Step 5: Solve for x
    x = 9,935,418.92/3,416.59
  6. Step 6: Final answer
    x = 2,907.99

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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.