Home / 5,459.94-7,534.44-3,102.84

Finding the Fourth Proportional to 5,459.94, 7,534.44 and 3,102.84

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Solution

The fourth proportional to 5,459.94, 7,534.44 and 3,102.84 is: 4,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.94 : 7,534.44 = 3,102.84 : x
  2. Step 2: Convert to fraction form
    5,459.94/7,534.44 = 3,102.84/x
  3. Step 3: Cross multiply
    5,459.94x = 7,534.44 × 3,102.84
  4. Step 4: Simplify right side
    5,459.94x = 23,378,161.81
  5. Step 5: Solve for x
    x = 23,378,161.81/5,459.94
  6. Step 6: Final answer
    x = 4,281.76

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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.