Home / 9,890.13-14,835.21-2,494.68

Finding the Fourth Proportional to 9,890.13, 14,835.21 and 2,494.68

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Solution

The fourth proportional to 9,890.13, 14,835.21 and 2,494.68 is: 3,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.13 : 14,835.21 = 2,494.68 : x
  2. Step 2: Convert to fraction form
    9,890.13/14,835.21 = 2,494.68/x
  3. Step 3: Cross multiply
    9,890.13x = 14,835.21 × 2,494.68
  4. Step 4: Simplify right side
    9,890.13x = 37,009,101.68
  5. Step 5: Solve for x
    x = 37,009,101.68/9,890.13
  6. Step 6: Final answer
    x = 3,742.02

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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.