Home / 9,005.15-13,504.08-3,458.68

Finding the Fourth Proportional to 9,005.15, 13,504.08 and 3,458.68

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Solution

The fourth proportional to 9,005.15, 13,504.08 and 3,458.68 is: 5,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.15 : 13,504.08 = 3,458.68 : x
  2. Step 2: Convert to fraction form
    9,005.15/13,504.08 = 3,458.68/x
  3. Step 3: Cross multiply
    9,005.15x = 13,504.08 × 3,458.68
  4. Step 4: Simplify right side
    9,005.15x = 46,706,291.41
  5. Step 5: Solve for x
    x = 46,706,291.41/9,005.15
  6. Step 6: Final answer
    x = 5,186.62

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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.