Home / 4,182.12-6,274.89-1,409.13

Finding the Fourth Proportional to 4,182.12, 6,274.89 and 1,409.13

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Solution

The fourth proportional to 4,182.12, 6,274.89 and 1,409.13 is: 2,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.12 : 6,274.89 = 1,409.13 : x
  2. Step 2: Convert to fraction form
    4,182.12/6,274.89 = 1,409.13/x
  3. Step 3: Cross multiply
    4,182.12x = 6,274.89 × 1,409.13
  4. Step 4: Simplify right side
    4,182.12x = 8,842,135.75
  5. Step 5: Solve for x
    x = 8,842,135.75/4,182.12
  6. Step 6: Final answer
    x = 2,114.27

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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.