Home / 9,173.91-13,756.53-3,554.21

Finding the Fourth Proportional to 9,173.91, 13,756.53 and 3,554.21

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Solution

The fourth proportional to 9,173.91, 13,756.53 and 3,554.21 is: 5,329.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.91 : 13,756.53 = 3,554.21 : x
  2. Step 2: Convert to fraction form
    9,173.91/13,756.53 = 3,554.21/x
  3. Step 3: Cross multiply
    9,173.91x = 13,756.53 × 3,554.21
  4. Step 4: Simplify right side
    9,173.91x = 48,893,565.97
  5. Step 5: Solve for x
    x = 48,893,565.97/9,173.91
  6. Step 6: Final answer
    x = 5,329.63

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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.