Home / 9,361.76-14,045.32-3,125.86

Finding the Fourth Proportional to 9,361.76, 14,045.32 and 3,125.86

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Solution

The fourth proportional to 9,361.76, 14,045.32 and 3,125.86 is: 4,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.76 : 14,045.32 = 3,125.86 : x
  2. Step 2: Convert to fraction form
    9,361.76/14,045.32 = 3,125.86/x
  3. Step 3: Cross multiply
    9,361.76x = 14,045.32 × 3,125.86
  4. Step 4: Simplify right side
    9,361.76x = 43,903,655.19
  5. Step 5: Solve for x
    x = 43,903,655.19/9,361.76
  6. Step 6: Final answer
    x = 4,689.68

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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.