Home / 9,890.52-14,837.04-3,649.68

Finding the Fourth Proportional to 9,890.52, 14,837.04 and 3,649.68

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Solution

The fourth proportional to 9,890.52, 14,837.04 and 3,649.68 is: 5,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.52 : 14,837.04 = 3,649.68 : x
  2. Step 2: Convert to fraction form
    9,890.52/14,837.04 = 3,649.68/x
  3. Step 3: Cross multiply
    9,890.52x = 14,837.04 × 3,649.68
  4. Step 4: Simplify right side
    9,890.52x = 54,150,448.15
  5. Step 5: Solve for x
    x = 54,150,448.15/9,890.52
  6. Step 6: Final answer
    x = 5,474.98

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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.