Home / 9,064.64-13,589.58-3,515.12

Finding the Fourth Proportional to 9,064.64, 13,589.58 and 3,515.12

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Solution

The fourth proportional to 9,064.64, 13,589.58 and 3,515.12 is: 5,269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.64 : 13,589.58 = 3,515.12 : x
  2. Step 2: Convert to fraction form
    9,064.64/13,589.58 = 3,515.12/x
  3. Step 3: Cross multiply
    9,064.64x = 13,589.58 × 3,515.12
  4. Step 4: Simplify right side
    9,064.64x = 47,769,004.45
  5. Step 5: Solve for x
    x = 47,769,004.45/9,064.64
  6. Step 6: Final answer
    x = 5,269.82

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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.