Home / 4,579.69-6,320.21-2,900.48

Finding the Fourth Proportional to 4,579.69, 6,320.21 and 2,900.48

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Solution

The fourth proportional to 4,579.69, 6,320.21 and 2,900.48 is: 4,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.69 : 6,320.21 = 2,900.48 : x
  2. Step 2: Convert to fraction form
    4,579.69/6,320.21 = 2,900.48/x
  3. Step 3: Cross multiply
    4,579.69x = 6,320.21 × 2,900.48
  4. Step 4: Simplify right side
    4,579.69x = 18,331,611.10
  5. Step 5: Solve for x
    x = 18,331,611.10/4,579.69
  6. Step 6: Final answer
    x = 4,002.81

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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.