Home / 4,628.97-6,393.43-3,134.28

Finding the Fourth Proportional to 4,628.97, 6,393.43 and 3,134.28

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Solution

The fourth proportional to 4,628.97, 6,393.43 and 3,134.28 is: 4,329.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628.97 : 6,393.43 = 3,134.28 : x
  2. Step 2: Convert to fraction form
    4,628.97/6,393.43 = 3,134.28/x
  3. Step 3: Cross multiply
    4,628.97x = 6,393.43 × 3,134.28
  4. Step 4: Simplify right side
    4,628.97x = 20,038,827.67
  5. Step 5: Solve for x
    x = 20,038,827.67/4,628.97
  6. Step 6: Final answer
    x = 4,329.00

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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.