Home / 5,326.18-7,989.54-2,038.12

Finding the Fourth Proportional to 5,326.18, 7,989.54 and 2,038.12

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Solution

The fourth proportional to 5,326.18, 7,989.54 and 2,038.12 is: 3,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.18 : 7,989.54 = 2,038.12 : x
  2. Step 2: Convert to fraction form
    5,326.18/7,989.54 = 2,038.12/x
  3. Step 3: Cross multiply
    5,326.18x = 7,989.54 × 2,038.12
  4. Step 4: Simplify right side
    5,326.18x = 16,283,641.26
  5. Step 5: Solve for x
    x = 16,283,641.26/5,326.18
  6. Step 6: Final answer
    x = 3,057.28

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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.