Home / 9,828.86-14,743.28-3,589.34

Finding the Fourth Proportional to 9,828.86, 14,743.28 and 3,589.34

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Solution

The fourth proportional to 9,828.86, 14,743.28 and 3,589.34 is: 5,384.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828.86 : 14,743.28 = 3,589.34 : x
  2. Step 2: Convert to fraction form
    9,828.86/14,743.28 = 3,589.34/x
  3. Step 3: Cross multiply
    9,828.86x = 14,743.28 × 3,589.34
  4. Step 4: Simplify right side
    9,828.86x = 52,918,579.89
  5. Step 5: Solve for x
    x = 52,918,579.89/9,828.86
  6. Step 6: Final answer
    x = 5,384.00

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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.