Home / 5,619.48-7,753.32-3,494.46

Finding the Fourth Proportional to 5,619.48, 7,753.32 and 3,494.46

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Solution

The fourth proportional to 5,619.48, 7,753.32 and 3,494.46 is: 4,821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.48 : 7,753.32 = 3,494.46 : x
  2. Step 2: Convert to fraction form
    5,619.48/7,753.32 = 3,494.46/x
  3. Step 3: Cross multiply
    5,619.48x = 7,753.32 × 3,494.46
  4. Step 4: Simplify right side
    5,619.48x = 27,093,666.61
  5. Step 5: Solve for x
    x = 27,093,666.61/5,619.48
  6. Step 6: Final answer
    x = 4,821.38

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1.5x scale

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.