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Finding the Fourth Proportional to 8,992.99, 13,491.02 and 2,752.35

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Solution

The fourth proportional to 8,992.99, 13,491.02 and 2,752.35 is: 4,128.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992.99 : 13,491.02 = 2,752.35 : x
  2. Step 2: Convert to fraction form
    8,992.99/13,491.02 = 2,752.35/x
  3. Step 3: Cross multiply
    8,992.99x = 13,491.02 × 2,752.35
  4. Step 4: Simplify right side
    8,992.99x = 37,132,008.90
  5. Step 5: Solve for x
    x = 37,132,008.90/8,992.99
  6. Step 6: Final answer
    x = 4,128.99

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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.