Home / 8,743.32-12,065.79-4,764.43

Finding the Fourth Proportional to 8,743.32, 12,065.79 and 4,764.43

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Solution

The fourth proportional to 8,743.32, 12,065.79 and 4,764.43 is: 6,574.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.32 : 12,065.79 = 4,764.43 : x
  2. Step 2: Convert to fraction form
    8,743.32/12,065.79 = 4,764.43/x
  3. Step 3: Cross multiply
    8,743.32x = 12,065.79 × 4,764.43
  4. Step 4: Simplify right side
    8,743.32x = 57,486,600.81
  5. Step 5: Solve for x
    x = 57,486,600.81/8,743.32
  6. Step 6: Final answer
    x = 6,574.92

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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.