Home / 5,918.21-8,878.39-4,594.13

Finding the Fourth Proportional to 5,918.21, 8,878.39 and 4,594.13

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Solution

The fourth proportional to 5,918.21, 8,878.39 and 4,594.13 is: 6,892.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.21 : 8,878.39 = 4,594.13 : x
  2. Step 2: Convert to fraction form
    5,918.21/8,878.39 = 4,594.13/x
  3. Step 3: Cross multiply
    5,918.21x = 8,878.39 × 4,594.13
  4. Step 4: Simplify right side
    5,918.21x = 40,788,421.97
  5. Step 5: Solve for x
    x = 40,788,421.97/5,918.21
  6. Step 6: Final answer
    x = 6,892.03

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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.