Home / 10,615.41-15,926.76-4,042.58

Finding the Fourth Proportional to 10,615.41, 15,926.76 and 4,042.58

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Solution

The fourth proportional to 10,615.41, 15,926.76 and 4,042.58 is: 6,065.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,615.41 : 15,926.76 = 4,042.58 : x
  2. Step 2: Convert to fraction form
    10,615.41/15,926.76 = 4,042.58/x
  3. Step 3: Cross multiply
    10,615.41x = 15,926.76 × 4,042.58
  4. Step 4: Simplify right side
    10,615.41x = 64,385,121.81
  5. Step 5: Solve for x
    x = 64,385,121.81/10,615.41
  6. Step 6: Final answer
    x = 6,065.25

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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.