Home / 9,008.12-13,487.88-5,880.38

Finding the Fourth Proportional to 9,008.12, 13,487.88 and 5,880.38

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Solution

The fourth proportional to 9,008.12, 13,487.88 and 5,880.38 is: 8,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.12 : 13,487.88 = 5,880.38 : x
  2. Step 2: Convert to fraction form
    9,008.12/13,487.88 = 5,880.38/x
  3. Step 3: Cross multiply
    9,008.12x = 13,487.88 × 5,880.38
  4. Step 4: Simplify right side
    9,008.12x = 79,313,859.79
  5. Step 5: Solve for x
    x = 79,313,859.79/9,008.12
  6. Step 6: Final answer
    x = 8,804.71

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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.