Home / 11,814.98-16,304.67-6,509.91

Finding the Fourth Proportional to 11,814.98, 16,304.67 and 6,509.91

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Solution

The fourth proportional to 11,814.98, 16,304.67 and 6,509.91 is: 8,983.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.98 : 16,304.67 = 6,509.91 : x
  2. Step 2: Convert to fraction form
    11,814.98/16,304.67 = 6,509.91/x
  3. Step 3: Cross multiply
    11,814.98x = 16,304.67 × 6,509.91
  4. Step 4: Simplify right side
    11,814.98x = 106,141,934.28
  5. Step 5: Solve for x
    x = 106,141,934.28/11,814.98
  6. Step 6: Final answer
    x = 8,983.67

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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.