Home / 9,271.86-13,912.36-4,340.64

Finding the Fourth Proportional to 9,271.86, 13,912.36 and 4,340.64

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Solution

The fourth proportional to 9,271.86, 13,912.36 and 4,340.64 is: 6,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.86 : 13,912.36 = 4,340.64 : x
  2. Step 2: Convert to fraction form
    9,271.86/13,912.36 = 4,340.64/x
  3. Step 3: Cross multiply
    9,271.86x = 13,912.36 × 4,340.64
  4. Step 4: Simplify right side
    9,271.86x = 60,388,587.63
  5. Step 5: Solve for x
    x = 60,388,587.63/9,271.86
  6. Step 6: Final answer
    x = 6,513.11

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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.