Home / 10,495.14-15,738.26-3,916.74

Finding the Fourth Proportional to 10,495.14, 15,738.26 and 3,916.74

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Solution

The fourth proportional to 10,495.14, 15,738.26 and 3,916.74 is: 5,873.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,495.14 : 15,738.26 = 3,916.74 : x
  2. Step 2: Convert to fraction form
    10,495.14/15,738.26 = 3,916.74/x
  3. Step 3: Cross multiply
    10,495.14x = 15,738.26 × 3,916.74
  4. Step 4: Simplify right side
    10,495.14x = 61,642,672.47
  5. Step 5: Solve for x
    x = 61,642,672.47/10,495.14
  6. Step 6: Final answer
    x = 5,873.45

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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.