Home / 9,511.81-14,267.72-8,933.79

Finding the Fourth Proportional to 9,511.81, 14,267.72 and 8,933.79

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Solution

The fourth proportional to 9,511.81, 14,267.72 and 8,933.79 is: 13,400.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.81 : 14,267.72 = 8,933.79 : x
  2. Step 2: Convert to fraction form
    9,511.81/14,267.72 = 8,933.79/x
  3. Step 3: Cross multiply
    9,511.81x = 14,267.72 × 8,933.79
  4. Step 4: Simplify right side
    9,511.81x = 127,464,814.26
  5. Step 5: Solve for x
    x = 127,464,814.26/9,511.81
  6. Step 6: Final answer
    x = 13,400.70

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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.