Home / 4,315.64-5,955.60-2,743.76

Finding the Fourth Proportional to 4,315.64, 5,955.60 and 2,743.76

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Solution

The fourth proportional to 4,315.64, 5,955.60 and 2,743.76 is: 3,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.64 : 5,955.60 = 2,743.76 : x
  2. Step 2: Convert to fraction form
    4,315.64/5,955.60 = 2,743.76/x
  3. Step 3: Cross multiply
    4,315.64x = 5,955.60 × 2,743.76
  4. Step 4: Simplify right side
    4,315.64x = 16,340,737.06
  5. Step 5: Solve for x
    x = 16,340,737.06/4,315.64
  6. Step 6: Final answer
    x = 3,786.40

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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.