Home / 8,257.16-11,394.74-4,531.08

Finding the Fourth Proportional to 8,257.16, 11,394.74 and 4,531.08

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Solution

The fourth proportional to 8,257.16, 11,394.74 and 4,531.08 is: 6,252.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.16 : 11,394.74 = 4,531.08 : x
  2. Step 2: Convert to fraction form
    8,257.16/11,394.74 = 4,531.08/x
  3. Step 3: Cross multiply
    8,257.16x = 11,394.74 × 4,531.08
  4. Step 4: Simplify right side
    8,257.16x = 51,630,478.52
  5. Step 5: Solve for x
    x = 51,630,478.52/8,257.16
  6. Step 6: Final answer
    x = 6,252.81

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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.