Home / 11,690.04-16,132.00-6,384.88

Finding the Fourth Proportional to 11,690.04, 16,132.00 and 6,384.88

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Solution

The fourth proportional to 11,690.04, 16,132.00 and 6,384.88 is: 8,810.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.04 : 16,132.00 = 6,384.88 : x
  2. Step 2: Convert to fraction form
    11,690.04/16,132.00 = 6,384.88/x
  3. Step 3: Cross multiply
    11,690.04x = 16,132.00 × 6,384.88
  4. Step 4: Simplify right side
    11,690.04x = 103,000,771.58
  5. Step 5: Solve for x
    x = 103,000,771.58/11,690.04
  6. Step 6: Final answer
    x = 8,810.99

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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.