Home / 8,764.89-12,095.40-4,785.92

Finding the Fourth Proportional to 8,764.89, 12,095.40 and 4,785.92

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Solution

The fourth proportional to 8,764.89, 12,095.40 and 4,785.92 is: 6,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.89 : 12,095.40 = 4,785.92 : x
  2. Step 2: Convert to fraction form
    8,764.89/12,095.40 = 4,785.92/x
  3. Step 3: Cross multiply
    8,764.89x = 12,095.40 × 4,785.92
  4. Step 4: Simplify right side
    8,764.89x = 57,887,556.29
  5. Step 5: Solve for x
    x = 57,887,556.29/8,764.89
  6. Step 6: Final answer
    x = 6,604.48

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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.