Home / 11,880.28-16,395.06-6,575.32

Finding the Fourth Proportional to 11,880.28, 16,395.06 and 6,575.32

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Solution

The fourth proportional to 11,880.28, 16,395.06 and 6,575.32 is: 9,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880.28 : 16,395.06 = 6,575.32 : x
  2. Step 2: Convert to fraction form
    11,880.28/16,395.06 = 6,575.32/x
  3. Step 3: Cross multiply
    11,880.28x = 16,395.06 × 6,575.32
  4. Step 4: Simplify right side
    11,880.28x = 107,802,765.92
  5. Step 5: Solve for x
    x = 107,802,765.92/11,880.28
  6. Step 6: Final answer
    x = 9,074.09

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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.