Home / 5,076-7,610.58-2,113.65

Finding the Fourth Proportional to 5,076, 7,610.58 and 2,113.65

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Solution

The fourth proportional to 5,076, 7,610.58 and 2,113.65 is: 3,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076 : 7,610.58 = 2,113.65 : x
  2. Step 2: Convert to fraction form
    5,076/7,610.58 = 2,113.65/x
  3. Step 3: Cross multiply
    5,076x = 7,610.58 × 2,113.65
  4. Step 4: Simplify right side
    5,076x = 16,086,102.42
  5. Step 5: Solve for x
    x = 16,086,102.42/5,076
  6. Step 6: Final answer
    x = 3,169.05

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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.