Home / 9,118.46-13,666.26-4,891.27

Finding the Fourth Proportional to 9,118.46, 13,666.26 and 4,891.27

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Solution

The fourth proportional to 9,118.46, 13,666.26 and 4,891.27 is: 7,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118.46 : 13,666.26 = 4,891.27 : x
  2. Step 2: Convert to fraction form
    9,118.46/13,666.26 = 4,891.27/x
  3. Step 3: Cross multiply
    9,118.46x = 13,666.26 × 4,891.27
  4. Step 4: Simplify right side
    9,118.46x = 66,845,299.22
  5. Step 5: Solve for x
    x = 66,845,299.22/9,118.46
  6. Step 6: Final answer
    x = 7,330.77

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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.