Home / 4,378.97-6,043.02-2,389.55

Finding the Fourth Proportional to 4,378.97, 6,043.02 and 2,389.55

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Solution

The fourth proportional to 4,378.97, 6,043.02 and 2,389.55 is: 3,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.97 : 6,043.02 = 2,389.55 : x
  2. Step 2: Convert to fraction form
    4,378.97/6,043.02 = 2,389.55/x
  3. Step 3: Cross multiply
    4,378.97x = 6,043.02 × 2,389.55
  4. Step 4: Simplify right side
    4,378.97x = 14,440,059.27
  5. Step 5: Solve for x
    x = 14,440,059.27/4,378.97
  6. Step 6: Final answer
    x = 3,297.59

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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.