Home / 9,276.48-13,916.64-4,081.92

Finding the Fourth Proportional to 9,276.48, 13,916.64 and 4,081.92

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Solution

The fourth proportional to 9,276.48, 13,916.64 and 4,081.92 is: 6,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.48 : 13,916.64 = 4,081.92 : x
  2. Step 2: Convert to fraction form
    9,276.48/13,916.64 = 4,081.92/x
  3. Step 3: Cross multiply
    9,276.48x = 13,916.64 × 4,081.92
  4. Step 4: Simplify right side
    9,276.48x = 56,806,611.15
  5. Step 5: Solve for x
    x = 56,806,611.15/9,276.48
  6. Step 6: Final answer
    x = 6,123.72

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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.