Home / 9,523.41-14,289.15-5,135.75

Finding the Fourth Proportional to 9,523.41, 14,289.15 and 5,135.75

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Solution

The fourth proportional to 9,523.41, 14,289.15 and 5,135.75 is: 7,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523.41 : 14,289.15 = 5,135.75 : x
  2. Step 2: Convert to fraction form
    9,523.41/14,289.15 = 5,135.75/x
  3. Step 3: Cross multiply
    9,523.41x = 14,289.15 × 5,135.75
  4. Step 4: Simplify right side
    9,523.41x = 73,385,502.11
  5. Step 5: Solve for x
    x = 73,385,502.11/9,523.41
  6. Step 6: Final answer
    x = 7,705.80

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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.