Home / 6,275.80-9,417.70-2,992.60

Finding the Fourth Proportional to 6,275.80, 9,417.70 and 2,992.60

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Solution

The fourth proportional to 6,275.80, 9,417.70 and 2,992.60 is: 4,490.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.80 : 9,417.70 = 2,992.60 : x
  2. Step 2: Convert to fraction form
    6,275.80/9,417.70 = 2,992.60/x
  3. Step 3: Cross multiply
    6,275.80x = 9,417.70 × 2,992.60
  4. Step 4: Simplify right side
    6,275.80x = 28,183,409.02
  5. Step 5: Solve for x
    x = 28,183,409.02/6,275.80
  6. Step 6: Final answer
    x = 4,490.81

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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.