Home / 11,678.04-16,116.03-6,372.99

Finding the Fourth Proportional to 11,678.04, 16,116.03 and 6,372.99

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Solution

The fourth proportional to 11,678.04, 16,116.03 and 6,372.99 is: 8,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678.04 : 16,116.03 = 6,372.99 : x
  2. Step 2: Convert to fraction form
    11,678.04/16,116.03 = 6,372.99/x
  3. Step 3: Cross multiply
    11,678.04x = 16,116.03 × 6,372.99
  4. Step 4: Simplify right side
    11,678.04x = 102,707,298.03
  5. Step 5: Solve for x
    x = 102,707,298.03/11,678.04
  6. Step 6: Final answer
    x = 8,794.91

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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.