Home / 9,481.66-13,084.69-5,289.91

Finding the Fourth Proportional to 9,481.66, 13,084.69 and 5,289.91

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Solution

The fourth proportional to 9,481.66, 13,084.69 and 5,289.91 is: 7,300.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481.66 : 13,084.69 = 5,289.91 : x
  2. Step 2: Convert to fraction form
    9,481.66/13,084.69 = 5,289.91/x
  3. Step 3: Cross multiply
    9,481.66x = 13,084.69 × 5,289.91
  4. Step 4: Simplify right side
    9,481.66x = 69,216,832.48
  5. Step 5: Solve for x
    x = 69,216,832.48/9,481.66
  6. Step 6: Final answer
    x = 7,300.08

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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.