Home / 9,045.26-13,563.44-3,778.70

Finding the Fourth Proportional to 9,045.26, 13,563.44 and 3,778.70

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Solution

The fourth proportional to 9,045.26, 13,563.44 and 3,778.70 is: 5,666.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.26 : 13,563.44 = 3,778.70 : x
  2. Step 2: Convert to fraction form
    9,045.26/13,563.44 = 3,778.70/x
  3. Step 3: Cross multiply
    9,045.26x = 13,563.44 × 3,778.70
  4. Step 4: Simplify right side
    9,045.26x = 51,252,084.02
  5. Step 5: Solve for x
    x = 51,252,084.02/9,045.26
  6. Step 6: Final answer
    x = 5,666.18

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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.