Home / 10,040.31-13,838.33-6,677.11

Finding the Fourth Proportional to 10,040.31, 13,838.33 and 6,677.11

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Solution

The fourth proportional to 10,040.31, 13,838.33 and 6,677.11 is: 9,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.31 : 13,838.33 = 6,677.11 : x
  2. Step 2: Convert to fraction form
    10,040.31/13,838.33 = 6,677.11/x
  3. Step 3: Cross multiply
    10,040.31x = 13,838.33 × 6,677.11
  4. Step 4: Simplify right side
    10,040.31x = 92,400,051.63
  5. Step 5: Solve for x
    x = 92,400,051.63/10,040.31
  6. Step 6: Final answer
    x = 9,202.91

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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.