Home / 9,021.66-13,529.61-2,864.22

Finding the Fourth Proportional to 9,021.66, 13,529.61 and 2,864.22

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Solution

The fourth proportional to 9,021.66, 13,529.61 and 2,864.22 is: 4,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.66 : 13,529.61 = 2,864.22 : x
  2. Step 2: Convert to fraction form
    9,021.66/13,529.61 = 2,864.22/x
  3. Step 3: Cross multiply
    9,021.66x = 13,529.61 × 2,864.22
  4. Step 4: Simplify right side
    9,021.66x = 38,751,779.55
  5. Step 5: Solve for x
    x = 38,751,779.55/9,021.66
  6. Step 6: Final answer
    x = 4,295.42

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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.