Home / 8,445.48-12,667.08-2,601.60

Finding the Fourth Proportional to 8,445.48, 12,667.08 and 2,601.60

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Solution

The fourth proportional to 8,445.48, 12,667.08 and 2,601.60 is: 3,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.48 : 12,667.08 = 2,601.60 : x
  2. Step 2: Convert to fraction form
    8,445.48/12,667.08 = 2,601.60/x
  3. Step 3: Cross multiply
    8,445.48x = 12,667.08 × 2,601.60
  4. Step 4: Simplify right side
    8,445.48x = 32,954,675.33
  5. Step 5: Solve for x
    x = 32,954,675.33/8,445.48
  6. Step 6: Final answer
    x = 3,902.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.