Home / 9,928.62-14,899.08-5,770.58

Finding the Fourth Proportional to 9,928.62, 14,899.08 and 5,770.58

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Solution

The fourth proportional to 9,928.62, 14,899.08 and 5,770.58 is: 8,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.62 : 14,899.08 = 5,770.58 : x
  2. Step 2: Convert to fraction form
    9,928.62/14,899.08 = 5,770.58/x
  3. Step 3: Cross multiply
    9,928.62x = 14,899.08 × 5,770.58
  4. Step 4: Simplify right side
    9,928.62x = 85,976,389.69
  5. Step 5: Solve for x
    x = 85,976,389.69/9,928.62
  6. Step 6: Final answer
    x = 8,659.45

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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.