Home / 6,785.78-10,176.84-4,607.89

Finding the Fourth Proportional to 6,785.78, 10,176.84 and 4,607.89

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Solution

The fourth proportional to 6,785.78, 10,176.84 and 4,607.89 is: 6,910.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.78 : 10,176.84 = 4,607.89 : x
  2. Step 2: Convert to fraction form
    6,785.78/10,176.84 = 4,607.89/x
  3. Step 3: Cross multiply
    6,785.78x = 10,176.84 × 4,607.89
  4. Step 4: Simplify right side
    6,785.78x = 46,893,733.83
  5. Step 5: Solve for x
    x = 46,893,733.83/6,785.78
  6. Step 6: Final answer
    x = 6,910.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.