Home / 9,217.30-13,815.01-5,313.64

Finding the Fourth Proportional to 9,217.30, 13,815.01 and 5,313.64

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Solution

The fourth proportional to 9,217.30, 13,815.01 and 5,313.64 is: 7,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.30 : 13,815.01 = 5,313.64 : x
  2. Step 2: Convert to fraction form
    9,217.30/13,815.01 = 5,313.64/x
  3. Step 3: Cross multiply
    9,217.30x = 13,815.01 × 5,313.64
  4. Step 4: Simplify right side
    9,217.30x = 73,407,989.74
  5. Step 5: Solve for x
    x = 73,407,989.74/9,217.30
  6. Step 6: Final answer
    x = 7,964.15

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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.