Home / 10,505.16-14,497.11-6,969.06

Finding the Fourth Proportional to 10,505.16, 14,497.11 and 6,969.06

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Solution

The fourth proportional to 10,505.16, 14,497.11 and 6,969.06 is: 9,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505.16 : 14,497.11 = 6,969.06 : x
  2. Step 2: Convert to fraction form
    10,505.16/14,497.11 = 6,969.06/x
  3. Step 3: Cross multiply
    10,505.16x = 14,497.11 × 6,969.06
  4. Step 4: Simplify right side
    10,505.16x = 101,031,229.42
  5. Step 5: Solve for x
    x = 101,031,229.42/10,505.16
  6. Step 6: Final answer
    x = 9,617.30

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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.