Home / 6,130.84-9,188.16-2,231.50

Finding the Fourth Proportional to 6,130.84, 9,188.16 and 2,231.50

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Solution

The fourth proportional to 6,130.84, 9,188.16 and 2,231.50 is: 3,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.84 : 9,188.16 = 2,231.50 : x
  2. Step 2: Convert to fraction form
    6,130.84/9,188.16 = 2,231.50/x
  3. Step 3: Cross multiply
    6,130.84x = 9,188.16 × 2,231.50
  4. Step 4: Simplify right side
    6,130.84x = 20,503,371.21
  5. Step 5: Solve for x
    x = 20,503,371.21/6,130.84
  6. Step 6: Final answer
    x = 3,344.30

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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.