Home / 10,342.18-15,504.49-4,106.58

Finding the Fourth Proportional to 10,342.18, 15,504.49 and 4,106.58

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Solution

The fourth proportional to 10,342.18, 15,504.49 and 4,106.58 is: 6,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.18 : 15,504.49 = 4,106.58 : x
  2. Step 2: Convert to fraction form
    10,342.18/15,504.49 = 4,106.58/x
  3. Step 3: Cross multiply
    10,342.18x = 15,504.49 × 4,106.58
  4. Step 4: Simplify right side
    10,342.18x = 63,670,428.54
  5. Step 5: Solve for x
    x = 63,670,428.54/10,342.18
  6. Step 6: Final answer
    x = 6,156.38

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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.