Home / 5,208.41-7,190.96-4,647.92

Finding the Fourth Proportional to 5,208.41, 7,190.96 and 4,647.92

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Solution

The fourth proportional to 5,208.41, 7,190.96 and 4,647.92 is: 6,417.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.41 : 7,190.96 = 4,647.92 : x
  2. Step 2: Convert to fraction form
    5,208.41/7,190.96 = 4,647.92/x
  3. Step 3: Cross multiply
    5,208.41x = 7,190.96 × 4,647.92
  4. Step 4: Simplify right side
    5,208.41x = 33,422,970.85
  5. Step 5: Solve for x
    x = 33,422,970.85/5,208.41
  6. Step 6: Final answer
    x = 6,417.12

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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.