Home / 5,459.60-7,534.86-3,102.14

Finding the Fourth Proportional to 5,459.60, 7,534.86 and 3,102.14

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Solution

The fourth proportional to 5,459.60, 7,534.86 and 3,102.14 is: 4,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.60 : 7,534.86 = 3,102.14 : x
  2. Step 2: Convert to fraction form
    5,459.60/7,534.86 = 3,102.14/x
  3. Step 3: Cross multiply
    5,459.60x = 7,534.86 × 3,102.14
  4. Step 4: Simplify right side
    5,459.60x = 23,374,190.60
  5. Step 5: Solve for x
    x = 23,374,190.60/5,459.60
  6. Step 6: Final answer
    x = 4,281.30

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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.