Home / 10,942.96-15,101.27-6,468.32

Finding the Fourth Proportional to 10,942.96, 15,101.27 and 6,468.32

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Solution

The fourth proportional to 10,942.96, 15,101.27 and 6,468.32 is: 8,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.96 : 15,101.27 = 6,468.32 : x
  2. Step 2: Convert to fraction form
    10,942.96/15,101.27 = 6,468.32/x
  3. Step 3: Cross multiply
    10,942.96x = 15,101.27 × 6,468.32
  4. Step 4: Simplify right side
    10,942.96x = 97,679,814.42
  5. Step 5: Solve for x
    x = 97,679,814.42/10,942.96
  6. Step 6: Final answer
    x = 8,926.27

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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.