Home / 9,480.60-13,083.24-5,289.12

Finding the Fourth Proportional to 9,480.60, 13,083.24 and 5,289.12

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Solution

The fourth proportional to 9,480.60, 13,083.24 and 5,289.12 is: 7,298.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.60 : 13,083.24 = 5,289.12 : x
  2. Step 2: Convert to fraction form
    9,480.60/13,083.24 = 5,289.12/x
  3. Step 3: Cross multiply
    9,480.60x = 13,083.24 × 5,289.12
  4. Step 4: Simplify right side
    9,480.60x = 69,198,826.35
  5. Step 5: Solve for x
    x = 69,198,826.35/9,480.60
  6. Step 6: Final answer
    x = 7,298.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.