Home / 5,827.29-8,742.51-1,931.73

Finding the Fourth Proportional to 5,827.29, 8,742.51 and 1,931.73

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Solution

The fourth proportional to 5,827.29, 8,742.51 and 1,931.73 is: 2,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.29 : 8,742.51 = 1,931.73 : x
  2. Step 2: Convert to fraction form
    5,827.29/8,742.51 = 1,931.73/x
  3. Step 3: Cross multiply
    5,827.29x = 8,742.51 × 1,931.73
  4. Step 4: Simplify right side
    5,827.29x = 16,888,168.84
  5. Step 5: Solve for x
    x = 16,888,168.84/5,827.29
  6. Step 6: Final answer
    x = 2,898.12

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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.