Home / 9,201.30-13,809.15-4,271.55

Finding the Fourth Proportional to 9,201.30, 13,809.15 and 4,271.55

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Solution

The fourth proportional to 9,201.30, 13,809.15 and 4,271.55 is: 6,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201.30 : 13,809.15 = 4,271.55 : x
  2. Step 2: Convert to fraction form
    9,201.30/13,809.15 = 4,271.55/x
  3. Step 3: Cross multiply
    9,201.30x = 13,809.15 × 4,271.55
  4. Step 4: Simplify right side
    9,201.30x = 58,986,474.68
  5. Step 5: Solve for x
    x = 58,986,474.68/9,201.30
  6. Step 6: Final answer
    x = 6,410.67

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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.