Home / 4,085.12-6,130.01-3,400.08

Finding the Fourth Proportional to 4,085.12, 6,130.01 and 3,400.08

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Solution

The fourth proportional to 4,085.12, 6,130.01 and 3,400.08 is: 5,102.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.12 : 6,130.01 = 3,400.08 : x
  2. Step 2: Convert to fraction form
    4,085.12/6,130.01 = 3,400.08/x
  3. Step 3: Cross multiply
    4,085.12x = 6,130.01 × 3,400.08
  4. Step 4: Simplify right side
    4,085.12x = 20,842,524.40
  5. Step 5: Solve for x
    x = 20,842,524.40/4,085.12
  6. Step 6: Final answer
    x = 5,102.06

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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.