Home / 11,080.09-16,620.90-4,506.40

Finding the Fourth Proportional to 11,080.09, 16,620.90 and 4,506.40

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Solution

The fourth proportional to 11,080.09, 16,620.90 and 4,506.40 is: 6,759.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.09 : 16,620.90 = 4,506.40 : x
  2. Step 2: Convert to fraction form
    11,080.09/16,620.90 = 4,506.40/x
  3. Step 3: Cross multiply
    11,080.09x = 16,620.90 × 4,506.40
  4. Step 4: Simplify right side
    11,080.09x = 74,900,423.76
  5. Step 5: Solve for x
    x = 74,900,423.76/11,080.09
  6. Step 6: Final answer
    x = 6,759.91

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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.