Home / 10,130.59-15,195.89-2,735.04

Finding the Fourth Proportional to 10,130.59, 15,195.89 and 2,735.04

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Solution

The fourth proportional to 10,130.59, 15,195.89 and 2,735.04 is: 4,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.59 : 15,195.89 = 2,735.04 : x
  2. Step 2: Convert to fraction form
    10,130.59/15,195.89 = 2,735.04/x
  3. Step 3: Cross multiply
    10,130.59x = 15,195.89 × 2,735.04
  4. Step 4: Simplify right side
    10,130.59x = 41,561,353.31
  5. Step 5: Solve for x
    x = 41,561,353.31/10,130.59
  6. Step 6: Final answer
    x = 4,102.56

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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.