Home / 9,487.68-14,231.55-2,913.82

Finding the Fourth Proportional to 9,487.68, 14,231.55 and 2,913.82

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Solution

The fourth proportional to 9,487.68, 14,231.55 and 2,913.82 is: 4,370.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.68 : 14,231.55 = 2,913.82 : x
  2. Step 2: Convert to fraction form
    9,487.68/14,231.55 = 2,913.82/x
  3. Step 3: Cross multiply
    9,487.68x = 14,231.55 × 2,913.82
  4. Step 4: Simplify right side
    9,487.68x = 41,468,214.03
  5. Step 5: Solve for x
    x = 41,468,214.03/9,487.68
  6. Step 6: Final answer
    x = 4,370.74

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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.