Home / 9,680.96-13,354.80-5,701.88

Finding the Fourth Proportional to 9,680.96, 13,354.80 and 5,701.88

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Solution

The fourth proportional to 9,680.96, 13,354.80 and 5,701.88 is: 7,865.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.96 : 13,354.80 = 5,701.88 : x
  2. Step 2: Convert to fraction form
    9,680.96/13,354.80 = 5,701.88/x
  3. Step 3: Cross multiply
    9,680.96x = 13,354.80 × 5,701.88
  4. Step 4: Simplify right side
    9,680.96x = 76,147,467.02
  5. Step 5: Solve for x
    x = 76,147,467.02/9,680.96
  6. Step 6: Final answer
    x = 7,865.69

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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.