Home / 4,785.72-6,604.98-2,690.04

Finding the Fourth Proportional to 4,785.72, 6,604.98 and 2,690.04

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Solution

The fourth proportional to 4,785.72, 6,604.98 and 2,690.04 is: 3,712.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.72 : 6,604.98 = 2,690.04 : x
  2. Step 2: Convert to fraction form
    4,785.72/6,604.98 = 2,690.04/x
  3. Step 3: Cross multiply
    4,785.72x = 6,604.98 × 2,690.04
  4. Step 4: Simplify right side
    4,785.72x = 17,767,660.40
  5. Step 5: Solve for x
    x = 17,767,660.40/4,785.72
  6. Step 6: Final answer
    x = 3,712.64

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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.