Home / 4,785.64-6,604.70-2,796.87

Finding the Fourth Proportional to 4,785.64, 6,604.70 and 2,796.87

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Solution

The fourth proportional to 4,785.64, 6,604.70 and 2,796.87 is: 3,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.64 : 6,604.70 = 2,796.87 : x
  2. Step 2: Convert to fraction form
    4,785.64/6,604.70 = 2,796.87/x
  3. Step 3: Cross multiply
    4,785.64x = 6,604.70 × 2,796.87
  4. Step 4: Simplify right side
    4,785.64x = 18,472,461.26
  5. Step 5: Solve for x
    x = 18,472,461.26/4,785.64
  6. Step 6: Final answer
    x = 3,859.98

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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.