Home / 9,004.77-13,509.15-3,458.13

Finding the Fourth Proportional to 9,004.77, 13,509.15 and 3,458.13

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Solution

The fourth proportional to 9,004.77, 13,509.15 and 3,458.13 is: 5,187.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,004.77 : 13,509.15 = 3,458.13 : x
  2. Step 2: Convert to fraction form
    9,004.77/13,509.15 = 3,458.13/x
  3. Step 3: Cross multiply
    9,004.77x = 13,509.15 × 3,458.13
  4. Step 4: Simplify right side
    9,004.77x = 46,716,396.89
  5. Step 5: Solve for x
    x = 46,716,396.89/9,004.77
  6. Step 6: Final answer
    x = 5,187.96

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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.