Home / 10,102.51-15,156.33-3,177.01

Finding the Fourth Proportional to 10,102.51, 15,156.33 and 3,177.01

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Solution

The fourth proportional to 10,102.51, 15,156.33 and 3,177.01 is: 4,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,102.51 : 15,156.33 = 3,177.01 : x
  2. Step 2: Convert to fraction form
    10,102.51/15,156.33 = 3,177.01/x
  3. Step 3: Cross multiply
    10,102.51x = 15,156.33 × 3,177.01
  4. Step 4: Simplify right side
    10,102.51x = 48,151,811.97
  5. Step 5: Solve for x
    x = 48,151,811.97/10,102.51
  6. Step 6: Final answer
    x = 4,766.32

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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.