Home / 5,331.61-7,355.47-3,539.96

Finding the Fourth Proportional to 5,331.61, 7,355.47 and 3,539.96

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Solution

The fourth proportional to 5,331.61, 7,355.47 and 3,539.96 is: 4,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.61 : 7,355.47 = 3,539.96 : x
  2. Step 2: Convert to fraction form
    5,331.61/7,355.47 = 3,539.96/x
  3. Step 3: Cross multiply
    5,331.61x = 7,355.47 × 3,539.96
  4. Step 4: Simplify right side
    5,331.61x = 26,038,069.58
  5. Step 5: Solve for x
    x = 26,038,069.58/5,331.61
  6. Step 6: Final answer
    x = 4,883.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.