Home / 5,913.84-8,869.68-2,018.16

Finding the Fourth Proportional to 5,913.84, 8,869.68 and 2,018.16

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Solution

The fourth proportional to 5,913.84, 8,869.68 and 2,018.16 is: 3,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.84 : 8,869.68 = 2,018.16 : x
  2. Step 2: Convert to fraction form
    5,913.84/8,869.68 = 2,018.16/x
  3. Step 3: Cross multiply
    5,913.84x = 8,869.68 × 2,018.16
  4. Step 4: Simplify right side
    5,913.84x = 17,900,433.39
  5. Step 5: Solve for x
    x = 17,900,433.39/5,913.84
  6. Step 6: Final answer
    x = 3,026.87

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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.