Home / 9,160.35-12,641.43-4,968.60

Finding the Fourth Proportional to 9,160.35, 12,641.43 and 4,968.60

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Solution

The fourth proportional to 9,160.35, 12,641.43 and 4,968.60 is: 6,856.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160.35 : 12,641.43 = 4,968.60 : x
  2. Step 2: Convert to fraction form
    9,160.35/12,641.43 = 4,968.60/x
  3. Step 3: Cross multiply
    9,160.35x = 12,641.43 × 4,968.60
  4. Step 4: Simplify right side
    9,160.35x = 62,810,209.10
  5. Step 5: Solve for x
    x = 62,810,209.10/9,160.35
  6. Step 6: Final answer
    x = 6,856.75

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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.