Home / 4,288.94-5,919.02-2,400.68

Finding the Fourth Proportional to 4,288.94, 5,919.02 and 2,400.68

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Solution

The fourth proportional to 4,288.94, 5,919.02 and 2,400.68 is: 3,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.94 : 5,919.02 = 2,400.68 : x
  2. Step 2: Convert to fraction form
    4,288.94/5,919.02 = 2,400.68/x
  3. Step 3: Cross multiply
    4,288.94x = 5,919.02 × 2,400.68
  4. Step 4: Simplify right side
    4,288.94x = 14,209,672.93
  5. Step 5: Solve for x
    x = 14,209,672.93/4,288.94
  6. Step 6: Final answer
    x = 3,313.10

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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.