Home / 9,351.34-14,036.36-6,721.92

Finding the Fourth Proportional to 9,351.34, 14,036.36 and 6,721.92

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Solution

The fourth proportional to 9,351.34, 14,036.36 and 6,721.92 is: 10,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.34 : 14,036.36 = 6,721.92 : x
  2. Step 2: Convert to fraction form
    9,351.34/14,036.36 = 6,721.92/x
  3. Step 3: Cross multiply
    9,351.34x = 14,036.36 × 6,721.92
  4. Step 4: Simplify right side
    9,351.34x = 94,351,289.01
  5. Step 5: Solve for x
    x = 94,351,289.01/9,351.34
  6. Step 6: Final answer
    x = 10,089.60

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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.