Home / 4,880.79-7,320.40-1,593.85

Finding the Fourth Proportional to 4,880.79, 7,320.40 and 1,593.85

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Solution

The fourth proportional to 4,880.79, 7,320.40 and 1,593.85 is: 2,390.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.79 : 7,320.40 = 1,593.85 : x
  2. Step 2: Convert to fraction form
    4,880.79/7,320.40 = 1,593.85/x
  3. Step 3: Cross multiply
    4,880.79x = 7,320.40 × 1,593.85
  4. Step 4: Simplify right side
    4,880.79x = 11,667,619.54
  5. Step 5: Solve for x
    x = 11,667,619.54/4,880.79
  6. Step 6: Final answer
    x = 2,390.52

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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.