Home / 6,119.30-8,448.14-4,029.50

Finding the Fourth Proportional to 6,119.30, 8,448.14 and 4,029.50

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Solution

The fourth proportional to 6,119.30, 8,448.14 and 4,029.50 is: 5,563.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.30 : 8,448.14 = 4,029.50 : x
  2. Step 2: Convert to fraction form
    6,119.30/8,448.14 = 4,029.50/x
  3. Step 3: Cross multiply
    6,119.30x = 8,448.14 × 4,029.50
  4. Step 4: Simplify right side
    6,119.30x = 34,041,781.10
  5. Step 5: Solve for x
    x = 34,041,781.10/6,119.30
  6. Step 6: Final answer
    x = 5,563.02

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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.