Home / 11,541.50-15,937.77-8,704.02

Finding the Fourth Proportional to 11,541.50, 15,937.77 and 8,704.02

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Solution

The fourth proportional to 11,541.50, 15,937.77 and 8,704.02 is: 12,019.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.50 : 15,937.77 = 8,704.02 : x
  2. Step 2: Convert to fraction form
    11,541.50/15,937.77 = 8,704.02/x
  3. Step 3: Cross multiply
    11,541.50x = 15,937.77 × 8,704.02
  4. Step 4: Simplify right side
    11,541.50x = 138,722,668.84
  5. Step 5: Solve for x
    x = 138,722,668.84/11,541.50
  6. Step 6: Final answer
    x = 12,019.46

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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.