Home / 10,133.49-15,200.13-3,558.15

Finding the Fourth Proportional to 10,133.49, 15,200.13 and 3,558.15

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Solution

The fourth proportional to 10,133.49, 15,200.13 and 3,558.15 is: 5,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.49 : 15,200.13 = 3,558.15 : x
  2. Step 2: Convert to fraction form
    10,133.49/15,200.13 = 3,558.15/x
  3. Step 3: Cross multiply
    10,133.49x = 15,200.13 × 3,558.15
  4. Step 4: Simplify right side
    10,133.49x = 54,084,342.56
  5. Step 5: Solve for x
    x = 54,084,342.56/10,133.49
  6. Step 6: Final answer
    x = 5,337.19

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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.