Home / 9,272.12-12,795.84-5,293.82

Finding the Fourth Proportional to 9,272.12, 12,795.84 and 5,293.82

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Solution

The fourth proportional to 9,272.12, 12,795.84 and 5,293.82 is: 7,305.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.12 : 12,795.84 = 5,293.82 : x
  2. Step 2: Convert to fraction form
    9,272.12/12,795.84 = 5,293.82/x
  3. Step 3: Cross multiply
    9,272.12x = 12,795.84 × 5,293.82
  4. Step 4: Simplify right side
    9,272.12x = 67,738,873.71
  5. Step 5: Solve for x
    x = 67,738,873.71/9,272.12
  6. Step 6: Final answer
    x = 7,305.65

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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.