Home / 8,740.59-13,099.94-6,884.38

Finding the Fourth Proportional to 8,740.59, 13,099.94 and 6,884.38

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Solution

The fourth proportional to 8,740.59, 13,099.94 and 6,884.38 is: 10,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.59 : 13,099.94 = 6,884.38 : x
  2. Step 2: Convert to fraction form
    8,740.59/13,099.94 = 6,884.38/x
  3. Step 3: Cross multiply
    8,740.59x = 13,099.94 × 6,884.38
  4. Step 4: Simplify right side
    8,740.59x = 90,184,899.44
  5. Step 5: Solve for x
    x = 90,184,899.44/8,740.59
  6. Step 6: Final answer
    x = 10,317.94

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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.