Home / 10,108.53-15,164.81-3,089.54

Finding the Fourth Proportional to 10,108.53, 15,164.81 and 3,089.54

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Solution

The fourth proportional to 10,108.53, 15,164.81 and 3,089.54 is: 4,634.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.53 : 15,164.81 = 3,089.54 : x
  2. Step 2: Convert to fraction form
    10,108.53/15,164.81 = 3,089.54/x
  3. Step 3: Cross multiply
    10,108.53x = 15,164.81 × 3,089.54
  4. Step 4: Simplify right side
    10,108.53x = 46,852,287.09
  5. Step 5: Solve for x
    x = 46,852,287.09/10,108.53
  6. Step 6: Final answer
    x = 4,634.93

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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.