Home / 8,764.40-12,095.06-4,785.68

Finding the Fourth Proportional to 8,764.40, 12,095.06 and 4,785.68

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Solution

The fourth proportional to 8,764.40, 12,095.06 and 4,785.68 is: 6,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.40 : 12,095.06 = 4,785.68 : x
  2. Step 2: Convert to fraction form
    8,764.40/12,095.06 = 4,785.68/x
  3. Step 3: Cross multiply
    8,764.40x = 12,095.06 × 4,785.68
  4. Step 4: Simplify right side
    8,764.40x = 57,883,086.74
  5. Step 5: Solve for x
    x = 57,883,086.74/8,764.40
  6. Step 6: Final answer
    x = 6,604.34

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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.