Home / 10,320.82-15,475.76-4,076.93

Finding the Fourth Proportional to 10,320.82, 15,475.76 and 4,076.93

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Solution

The fourth proportional to 10,320.82, 15,475.76 and 4,076.93 is: 6,113.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.82 : 15,475.76 = 4,076.93 : x
  2. Step 2: Convert to fraction form
    10,320.82/15,475.76 = 4,076.93/x
  3. Step 3: Cross multiply
    10,320.82x = 15,475.76 × 4,076.93
  4. Step 4: Simplify right side
    10,320.82x = 63,093,623.81
  5. Step 5: Solve for x
    x = 63,093,623.81/10,320.82
  6. Step 6: Final answer
    x = 6,113.24

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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.