Home / 9,328.80-13,993.28-2,403.20

Finding the Fourth Proportional to 9,328.80, 13,993.28 and 2,403.20

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Solution

The fourth proportional to 9,328.80, 13,993.28 and 2,403.20 is: 3,604.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.80 : 13,993.28 = 2,403.20 : x
  2. Step 2: Convert to fraction form
    9,328.80/13,993.28 = 2,403.20/x
  3. Step 3: Cross multiply
    9,328.80x = 13,993.28 × 2,403.20
  4. Step 4: Simplify right side
    9,328.80x = 33,628,650.50
  5. Step 5: Solve for x
    x = 33,628,650.50/9,328.80
  6. Step 6: Final answer
    x = 3,604.82

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Similar ratio
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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.