Home / 9,021.33-13,530.47-2,445.98

Finding the Fourth Proportional to 9,021.33, 13,530.47 and 2,445.98

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Solution

The fourth proportional to 9,021.33, 13,530.47 and 2,445.98 is: 3,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.33 : 13,530.47 = 2,445.98 : x
  2. Step 2: Convert to fraction form
    9,021.33/13,530.47 = 2,445.98/x
  3. Step 3: Cross multiply
    9,021.33x = 13,530.47 × 2,445.98
  4. Step 4: Simplify right side
    9,021.33x = 33,095,179.13
  5. Step 5: Solve for x
    x = 33,095,179.13/9,021.33
  6. Step 6: Final answer
    x = 3,668.55

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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.