Home / 11,265.08-16,904.10-9,087.80

Finding the Fourth Proportional to 11,265.08, 16,904.10 and 9,087.80

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Solution

The fourth proportional to 11,265.08, 16,904.10 and 9,087.80 is: 13,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.08 : 16,904.10 = 9,087.80 : x
  2. Step 2: Convert to fraction form
    11,265.08/16,904.10 = 9,087.80/x
  3. Step 3: Cross multiply
    11,265.08x = 16,904.10 × 9,087.80
  4. Step 4: Simplify right side
    11,265.08x = 153,621,079.98
  5. Step 5: Solve for x
    x = 153,621,079.98/11,265.08
  6. Step 6: Final answer
    x = 13,636.93

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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.