Home / 4,260.94-6,392.02-1,339.48

Finding the Fourth Proportional to 4,260.94, 6,392.02 and 1,339.48

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Solution

The fourth proportional to 4,260.94, 6,392.02 and 1,339.48 is: 2,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.94 : 6,392.02 = 1,339.48 : x
  2. Step 2: Convert to fraction form
    4,260.94/6,392.02 = 1,339.48/x
  3. Step 3: Cross multiply
    4,260.94x = 6,392.02 × 1,339.48
  4. Step 4: Simplify right side
    4,260.94x = 8,561,950.99
  5. Step 5: Solve for x
    x = 8,561,950.99/4,260.94
  6. Step 6: Final answer
    x = 2,009.40

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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.