Home / 10,090.26-15,137.93-3,516.51

Finding the Fourth Proportional to 10,090.26, 15,137.93 and 3,516.51

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Solution

The fourth proportional to 10,090.26, 15,137.93 and 3,516.51 is: 5,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.26 : 15,137.93 = 3,516.51 : x
  2. Step 2: Convert to fraction form
    10,090.26/15,137.93 = 3,516.51/x
  3. Step 3: Cross multiply
    10,090.26x = 15,137.93 × 3,516.51
  4. Step 4: Simplify right side
    10,090.26x = 53,232,664.64
  5. Step 5: Solve for x
    x = 53,232,664.64/10,090.26
  6. Step 6: Final answer
    x = 5,275.65

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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.