Home / 4,378.65-6,043.89-2,700.59

Finding the Fourth Proportional to 4,378.65, 6,043.89 and 2,700.59

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Solution

The fourth proportional to 4,378.65, 6,043.89 and 2,700.59 is: 3,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.65 : 6,043.89 = 2,700.59 : x
  2. Step 2: Convert to fraction form
    4,378.65/6,043.89 = 2,700.59/x
  3. Step 3: Cross multiply
    4,378.65x = 6,043.89 × 2,700.59
  4. Step 4: Simplify right side
    4,378.65x = 16,322,068.90
  5. Step 5: Solve for x
    x = 16,322,068.90/4,378.65
  6. Step 6: Final answer
    x = 3,727.65

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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.