Home / 9,260.31-12,774.67-6,277.08

Finding the Fourth Proportional to 9,260.31, 12,774.67 and 6,277.08

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Solution

The fourth proportional to 9,260.31, 12,774.67 and 6,277.08 is: 8,659.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260.31 : 12,774.67 = 6,277.08 : x
  2. Step 2: Convert to fraction form
    9,260.31/12,774.67 = 6,277.08/x
  3. Step 3: Cross multiply
    9,260.31x = 12,774.67 × 6,277.08
  4. Step 4: Simplify right side
    9,260.31x = 80,187,625.56
  5. Step 5: Solve for x
    x = 80,187,625.56/9,260.31
  6. Step 6: Final answer
    x = 8,659.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.