Home / 9,021.51-13,521.87-3,472.07

Finding the Fourth Proportional to 9,021.51, 13,521.87 and 3,472.07

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Solution

The fourth proportional to 9,021.51, 13,521.87 and 3,472.07 is: 5,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.51 : 13,521.87 = 3,472.07 : x
  2. Step 2: Convert to fraction form
    9,021.51/13,521.87 = 3,472.07/x
  3. Step 3: Cross multiply
    9,021.51x = 13,521.87 × 3,472.07
  4. Step 4: Simplify right side
    9,021.51x = 46,948,811.56
  5. Step 5: Solve for x
    x = 46,948,811.56/9,021.51
  6. Step 6: Final answer
    x = 5,204.10

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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.