Home / 5,620.48-7,754.70-3,495.46

Finding the Fourth Proportional to 5,620.48, 7,754.70 and 3,495.46

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Solution

The fourth proportional to 5,620.48, 7,754.70 and 3,495.46 is: 4,822.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.48 : 7,754.70 = 3,495.46 : x
  2. Step 2: Convert to fraction form
    5,620.48/7,754.70 = 3,495.46/x
  3. Step 3: Cross multiply
    5,620.48x = 7,754.70 × 3,495.46
  4. Step 4: Simplify right side
    5,620.48x = 27,106,243.66
  5. Step 5: Solve for x
    x = 27,106,243.66/5,620.48
  6. Step 6: Final answer
    x = 4,822.76

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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.