Home / 10,670.05-14,719.43-6,896.44

Finding the Fourth Proportional to 10,670.05, 14,719.43 and 6,896.44

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Solution

The fourth proportional to 10,670.05, 14,719.43 and 6,896.44 is: 9,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.05 : 14,719.43 = 6,896.44 : x
  2. Step 2: Convert to fraction form
    10,670.05/14,719.43 = 6,896.44/x
  3. Step 3: Cross multiply
    10,670.05x = 14,719.43 × 6,896.44
  4. Step 4: Simplify right side
    10,670.05x = 101,511,557.75
  5. Step 5: Solve for x
    x = 101,511,557.75/10,670.05
  6. Step 6: Final answer
    x = 9,513.70

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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.