Home / 9,089.55-13,628.25-7,336.71

Finding the Fourth Proportional to 9,089.55, 13,628.25 and 7,336.71

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Solution

The fourth proportional to 9,089.55, 13,628.25 and 7,336.71 is: 11,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.55 : 13,628.25 = 7,336.71 : x
  2. Step 2: Convert to fraction form
    9,089.55/13,628.25 = 7,336.71/x
  3. Step 3: Cross multiply
    9,089.55x = 13,628.25 × 7,336.71
  4. Step 4: Simplify right side
    9,089.55x = 99,986,518.06
  5. Step 5: Solve for x
    x = 99,986,518.06/9,089.55
  6. Step 6: Final answer
    x = 11,000.16

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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.