Home / 5,015.95-7,518.60-3,628.62

Finding the Fourth Proportional to 5,015.95, 7,518.60 and 3,628.62

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Solution

The fourth proportional to 5,015.95, 7,518.60 and 3,628.62 is: 5,439.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.95 : 7,518.60 = 3,628.62 : x
  2. Step 2: Convert to fraction form
    5,015.95/7,518.60 = 3,628.62/x
  3. Step 3: Cross multiply
    5,015.95x = 7,518.60 × 3,628.62
  4. Step 4: Simplify right side
    5,015.95x = 27,282,142.33
  5. Step 5: Solve for x
    x = 27,282,142.33/5,015.95
  6. Step 6: Final answer
    x = 5,439.08

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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.