Home / 9,011.75-13,516.65-2,438.60

Finding the Fourth Proportional to 9,011.75, 13,516.65 and 2,438.60

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Solution

The fourth proportional to 9,011.75, 13,516.65 and 2,438.60 is: 3,657.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.75 : 13,516.65 = 2,438.60 : x
  2. Step 2: Convert to fraction form
    9,011.75/13,516.65 = 2,438.60/x
  3. Step 3: Cross multiply
    9,011.75x = 13,516.65 × 2,438.60
  4. Step 4: Simplify right side
    9,011.75x = 32,961,635.11
  5. Step 5: Solve for x
    x = 32,961,635.11/9,011.75
  6. Step 6: Final answer
    x = 3,657.63

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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.