Home / 10,814.08-16,218.96-3,886.24

Finding the Fourth Proportional to 10,814.08, 16,218.96 and 3,886.24

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Solution

The fourth proportional to 10,814.08, 16,218.96 and 3,886.24 is: 5,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.08 : 16,218.96 = 3,886.24 : x
  2. Step 2: Convert to fraction form
    10,814.08/16,218.96 = 3,886.24/x
  3. Step 3: Cross multiply
    10,814.08x = 16,218.96 × 3,886.24
  4. Step 4: Simplify right side
    10,814.08x = 63,030,771.11
  5. Step 5: Solve for x
    x = 63,030,771.11/10,814.08
  6. Step 6: Final answer
    x = 5,828.58

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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.