Home / 4,923.60-7,383.60-1,459.68

Finding the Fourth Proportional to 4,923.60, 7,383.60 and 1,459.68

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Solution

The fourth proportional to 4,923.60, 7,383.60 and 1,459.68 is: 2,188.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.60 : 7,383.60 = 1,459.68 : x
  2. Step 2: Convert to fraction form
    4,923.60/7,383.60 = 1,459.68/x
  3. Step 3: Cross multiply
    4,923.60x = 7,383.60 × 1,459.68
  4. Step 4: Simplify right side
    4,923.60x = 10,777,693.25
  5. Step 5: Solve for x
    x = 10,777,693.25/4,923.60
  6. Step 6: Final answer
    x = 2,188.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.