Home / 10,103.37-15,148.53-4,838.25

Finding the Fourth Proportional to 10,103.37, 15,148.53 and 4,838.25

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Solution

The fourth proportional to 10,103.37, 15,148.53 and 4,838.25 is: 7,254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.37 : 15,148.53 = 4,838.25 : x
  2. Step 2: Convert to fraction form
    10,103.37/15,148.53 = 4,838.25/x
  3. Step 3: Cross multiply
    10,103.37x = 15,148.53 × 4,838.25
  4. Step 4: Simplify right side
    10,103.37x = 73,292,448.87
  5. Step 5: Solve for x
    x = 73,292,448.87/10,103.37
  6. Step 6: Final answer
    x = 7,254.26

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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.