Home / 5,938.79-8,904.55-2,814.57

Finding the Fourth Proportional to 5,938.79, 8,904.55 and 2,814.57

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Solution

The fourth proportional to 5,938.79, 8,904.55 and 2,814.57 is: 4,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.79 : 8,904.55 = 2,814.57 : x
  2. Step 2: Convert to fraction form
    5,938.79/8,904.55 = 2,814.57/x
  3. Step 3: Cross multiply
    5,938.79x = 8,904.55 × 2,814.57
  4. Step 4: Simplify right side
    5,938.79x = 25,062,479.29
  5. Step 5: Solve for x
    x = 25,062,479.29/5,938.79
  6. Step 6: Final answer
    x = 4,220.13

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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.