Home / 9,180.05-13,770.08-2,516.60

Finding the Fourth Proportional to 9,180.05, 13,770.08 and 2,516.60

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Solution

The fourth proportional to 9,180.05, 13,770.08 and 2,516.60 is: 3,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.05 : 13,770.08 = 2,516.60 : x
  2. Step 2: Convert to fraction form
    9,180.05/13,770.08 = 2,516.60/x
  3. Step 3: Cross multiply
    9,180.05x = 13,770.08 × 2,516.60
  4. Step 4: Simplify right side
    9,180.05x = 34,653,701.89
  5. Step 5: Solve for x
    x = 34,653,701.89/9,180.05
  6. Step 6: Final answer
    x = 3,774.89

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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.