Home / 10,130.08-15,201.90-3,556.28

Finding the Fourth Proportional to 10,130.08, 15,201.90 and 3,556.28

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Solution

The fourth proportional to 10,130.08, 15,201.90 and 3,556.28 is: 5,336.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.08 : 15,201.90 = 3,556.28 : x
  2. Step 2: Convert to fraction form
    10,130.08/15,201.90 = 3,556.28/x
  3. Step 3: Cross multiply
    10,130.08x = 15,201.90 × 3,556.28
  4. Step 4: Simplify right side
    10,130.08x = 54,062,264.27
  5. Step 5: Solve for x
    x = 54,062,264.27/10,130.08
  6. Step 6: Final answer
    x = 5,336.81

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1.5x scale

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.