Home / 5,448.15-7,517.25-3,457.98

Finding the Fourth Proportional to 5,448.15, 7,517.25 and 3,457.98

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Solution

The fourth proportional to 5,448.15, 7,517.25 and 3,457.98 is: 4,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.15 : 7,517.25 = 3,457.98 : x
  2. Step 2: Convert to fraction form
    5,448.15/7,517.25 = 3,457.98/x
  3. Step 3: Cross multiply
    5,448.15x = 7,517.25 × 3,457.98
  4. Step 4: Simplify right side
    5,448.15x = 25,994,500.16
  5. Step 5: Solve for x
    x = 25,994,500.16/5,448.15
  6. Step 6: Final answer
    x = 4,771.25

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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.