Home / 5,310.09-7,967.75-3,760.07

Finding the Fourth Proportional to 5,310.09, 7,967.75 and 3,760.07

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Solution

The fourth proportional to 5,310.09, 7,967.75 and 3,760.07 is: 5,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.09 : 7,967.75 = 3,760.07 : x
  2. Step 2: Convert to fraction form
    5,310.09/7,967.75 = 3,760.07/x
  3. Step 3: Cross multiply
    5,310.09x = 7,967.75 × 3,760.07
  4. Step 4: Simplify right side
    5,310.09x = 29,959,239.10
  5. Step 5: Solve for x
    x = 29,959,239.10/5,310.09
  6. Step 6: Final answer
    x = 5,641.95

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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.