Home / 7,020.94-10,539.51-3,565.48

Finding the Fourth Proportional to 7,020.94, 10,539.51 and 3,565.48

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Solution

The fourth proportional to 7,020.94, 10,539.51 and 3,565.48 is: 5,352.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.94 : 10,539.51 = 3,565.48 : x
  2. Step 2: Convert to fraction form
    7,020.94/10,539.51 = 3,565.48/x
  3. Step 3: Cross multiply
    7,020.94x = 10,539.51 × 3,565.48
  4. Step 4: Simplify right side
    7,020.94x = 37,578,372.40
  5. Step 5: Solve for x
    x = 37,578,372.40/7,020.94
  6. Step 6: Final answer
    x = 5,352.33

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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.