Home / 9,257.22-12,774.21-5,277.59

Finding the Fourth Proportional to 9,257.22, 12,774.21 and 5,277.59

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Solution

The fourth proportional to 9,257.22, 12,774.21 and 5,277.59 is: 7,282.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.22 : 12,774.21 = 5,277.59 : x
  2. Step 2: Convert to fraction form
    9,257.22/12,774.21 = 5,277.59/x
  3. Step 3: Cross multiply
    9,257.22x = 12,774.21 × 5,277.59
  4. Step 4: Simplify right side
    9,257.22x = 67,417,007.20
  5. Step 5: Solve for x
    x = 67,417,007.20/9,257.22
  6. Step 6: Final answer
    x = 7,282.64

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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.