Home / 10,967.78-16,465.26-7,293.62

Finding the Fourth Proportional to 10,967.78, 16,465.26 and 7,293.62

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Solution

The fourth proportional to 10,967.78, 16,465.26 and 7,293.62 is: 10,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967.78 : 16,465.26 = 7,293.62 : x
  2. Step 2: Convert to fraction form
    10,967.78/16,465.26 = 7,293.62/x
  3. Step 3: Cross multiply
    10,967.78x = 16,465.26 × 7,293.62
  4. Step 4: Simplify right side
    10,967.78x = 120,091,349.64
  5. Step 5: Solve for x
    x = 120,091,349.64/10,967.78
  6. Step 6: Final answer
    x = 10,949.47

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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.