Home / 9,087.55-13,628.67-3,539.65

Finding the Fourth Proportional to 9,087.55, 13,628.67 and 3,539.65

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Solution

The fourth proportional to 9,087.55, 13,628.67 and 3,539.65 is: 5,308.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.55 : 13,628.67 = 3,539.65 : x
  2. Step 2: Convert to fraction form
    9,087.55/13,628.67 = 3,539.65/x
  3. Step 3: Cross multiply
    9,087.55x = 13,628.67 × 3,539.65
  4. Step 4: Simplify right side
    9,087.55x = 48,240,721.77
  5. Step 5: Solve for x
    x = 48,240,721.77/9,087.55
  6. Step 6: Final answer
    x = 5,308.44

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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.