Home / 9,114.54-13,672.48-3,271.20

Finding the Fourth Proportional to 9,114.54, 13,672.48 and 3,271.20

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Solution

The fourth proportional to 9,114.54, 13,672.48 and 3,271.20 is: 4,907.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.54 : 13,672.48 = 3,271.20 : x
  2. Step 2: Convert to fraction form
    9,114.54/13,672.48 = 3,271.20/x
  3. Step 3: Cross multiply
    9,114.54x = 13,672.48 × 3,271.20
  4. Step 4: Simplify right side
    9,114.54x = 44,725,416.58
  5. Step 5: Solve for x
    x = 44,725,416.58/9,114.54
  6. Step 6: Final answer
    x = 4,907.04

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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.