Home / 9,145.04-13,718.57-3,597.66

Finding the Fourth Proportional to 9,145.04, 13,718.57 and 3,597.66

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Solution

The fourth proportional to 9,145.04, 13,718.57 and 3,597.66 is: 5,396.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145.04 : 13,718.57 = 3,597.66 : x
  2. Step 2: Convert to fraction form
    9,145.04/13,718.57 = 3,597.66/x
  3. Step 3: Cross multiply
    9,145.04x = 13,718.57 × 3,597.66
  4. Step 4: Simplify right side
    9,145.04x = 49,354,732.56
  5. Step 5: Solve for x
    x = 49,354,732.56/9,145.04
  6. Step 6: Final answer
    x = 5,396.89

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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.