Home / 7,654.07-11,462.88-5,316.41

Finding the Fourth Proportional to 7,654.07, 11,462.88 and 5,316.41

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Solution

The fourth proportional to 7,654.07, 11,462.88 and 5,316.41 is: 7,961.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.07 : 11,462.88 = 5,316.41 : x
  2. Step 2: Convert to fraction form
    7,654.07/11,462.88 = 5,316.41/x
  3. Step 3: Cross multiply
    7,654.07x = 11,462.88 × 5,316.41
  4. Step 4: Simplify right side
    7,654.07x = 60,941,369.86
  5. Step 5: Solve for x
    x = 60,941,369.86/7,654.07
  6. Step 6: Final answer
    x = 7,961.96

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1.5x scale

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.