Home / 8,770.32-13,150.60-2,923.74

Finding the Fourth Proportional to 8,770.32, 13,150.60 and 2,923.74

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Solution

The fourth proportional to 8,770.32, 13,150.60 and 2,923.74 is: 4,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.32 : 13,150.60 = 2,923.74 : x
  2. Step 2: Convert to fraction form
    8,770.32/13,150.60 = 2,923.74/x
  3. Step 3: Cross multiply
    8,770.32x = 13,150.60 × 2,923.74
  4. Step 4: Simplify right side
    8,770.32x = 38,448,935.24
  5. Step 5: Solve for x
    x = 38,448,935.24/8,770.32
  6. Step 6: Final answer
    x = 4,383.98

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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.