Home / 8,764.58-12,095.38-4,785.76

Finding the Fourth Proportional to 8,764.58, 12,095.38 and 4,785.76

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Solution

The fourth proportional to 8,764.58, 12,095.38 and 4,785.76 is: 6,604.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.58 : 12,095.38 = 4,785.76 : x
  2. Step 2: Convert to fraction form
    8,764.58/12,095.38 = 4,785.76/x
  3. Step 3: Cross multiply
    8,764.58x = 12,095.38 × 4,785.76
  4. Step 4: Simplify right side
    8,764.58x = 57,885,585.79
  5. Step 5: Solve for x
    x = 57,885,585.79/8,764.58
  6. Step 6: Final answer
    x = 6,604.49

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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.