Home / 11,880.16-16,393.88-6,575.04

Finding the Fourth Proportional to 11,880.16, 16,393.88 and 6,575.04

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Solution

The fourth proportional to 11,880.16, 16,393.88 and 6,575.04 is: 9,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880.16 : 16,393.88 = 6,575.04 : x
  2. Step 2: Convert to fraction form
    11,880.16/16,393.88 = 6,575.04/x
  3. Step 3: Cross multiply
    11,880.16x = 16,393.88 × 6,575.04
  4. Step 4: Simplify right side
    11,880.16x = 107,790,416.76
  5. Step 5: Solve for x
    x = 107,790,416.76/11,880.16
  6. Step 6: Final answer
    x = 9,073.15

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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.