Home / 9,236.41-12,746.31-5,257.77

Finding the Fourth Proportional to 9,236.41, 12,746.31 and 5,257.77

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Solution

The fourth proportional to 9,236.41, 12,746.31 and 5,257.77 is: 7,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.41 : 12,746.31 = 5,257.77 : x
  2. Step 2: Convert to fraction form
    9,236.41/12,746.31 = 5,257.77/x
  3. Step 3: Cross multiply
    9,236.41x = 12,746.31 × 5,257.77
  4. Step 4: Simplify right side
    9,236.41x = 67,017,098.81
  5. Step 5: Solve for x
    x = 67,017,098.81/9,236.41
  6. Step 6: Final answer
    x = 7,255.75

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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.