Home / 10,731.29-14,812.29-6,954.33

Finding the Fourth Proportional to 10,731.29, 14,812.29 and 6,954.33

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Solution

The fourth proportional to 10,731.29, 14,812.29 and 6,954.33 is: 9,598.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.29 : 14,812.29 = 6,954.33 : x
  2. Step 2: Convert to fraction form
    10,731.29/14,812.29 = 6,954.33/x
  3. Step 3: Cross multiply
    10,731.29x = 14,812.29 × 6,954.33
  4. Step 4: Simplify right side
    10,731.29x = 103,009,517.94
  5. Step 5: Solve for x
    x = 103,009,517.94/10,731.29
  6. Step 6: Final answer
    x = 9,598.99

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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.