Home / 11,337.48-16,987.77-8,984.79

Finding the Fourth Proportional to 11,337.48, 16,987.77 and 8,984.79

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Solution

The fourth proportional to 11,337.48, 16,987.77 and 8,984.79 is: 13,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.48 : 16,987.77 = 8,984.79 : x
  2. Step 2: Convert to fraction form
    11,337.48/16,987.77 = 8,984.79/x
  3. Step 3: Cross multiply
    11,337.48x = 16,987.77 × 8,984.79
  4. Step 4: Simplify right side
    11,337.48x = 152,631,546.02
  5. Step 5: Solve for x
    x = 152,631,546.02/11,337.48
  6. Step 6: Final answer
    x = 13,462.56

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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.